Polypedates eques (Sri Lanka) by Ruchira Somaweera ISSN 1026-0269 F ROGLOG Newsletter of the Declining Amphibian Populations Task Force
August 2003, Number 58.
that we are currently seeing are not and exposure to locally used Status of sustainable. In the last 10 years, pesticides and fertilizers. Amphibians at the there has been a general drying of the - Continue to look for diseases Zoige Wetlands, wetlands throughout the plateau with including chytrid fungus, which has not Sichuan Province, some wetland areas becoming sand been reported in China. China dunes. The cause for this change is Acknowledgements By Gary M. Fellers, Wang Yuezhao, unknown. During the same period, Field work was conducted by Zhang and Liu Shaoyin the abundance and distribution of the Ming and Liu Shaoyin. Funding was three amphibian species has declined, DAPTF Seed Grant Holders 2002 provided by the Chengdu Institute of even in areas that appear to have Biology, Academia Sinica; Chicago We conducted field surveys for suitable habitat. Zoological Society; the Declining amphibians in 1997 and from 2000- Many of the local naturalists Amphibian Populations Task Force; 2002 at the Xiaman National have lived adjacent to the wetlands and the US Geological Survey. Conservation Region in the Zoige throughout their lives and are familiar 2 wetlands (90,000 km ). The wetlands with amphibians. These people report Contact: are located at the headwaters of the that 1) the Zoige wetlands were Gary M. Fellers, Western Ecological Yellow River on the Qinghai-Tibetan formerly far more extensive, 2) all Research Center, USGS, Point Reyes o o plateau (32 20’ to 34 05’ latitude, three species of anurans were more National Seashore, Point Reyes, CA o o 102 10’ to 103 55’ longitude) in the widely distributed 10-20 years ago, 94956 USA. northern Sichuan province of China. and 3) amphibian populations have Phone: 415-464-5185 [email protected] The plateau has an average elevation declined over the last 10 years (Zhang of 3,450 m (11,320'), and the wetland Ming and Liu Shaoyin, pers. obs. ). Wang Yuezhao, Chengdu Institute of encompasses two rivers and 14 lakes. Yak and sheep grazing have Biology, Academia Sinica, P.O. Box Amphibians include one bufonid ( Bufo taken place in this region for 416, Chengdu, Sichuan, The People’s minshanica) and two ranids ( Rana thousands of years.There have, Republic of China . chensinensis and Narorana pleskei ). however,been recent changes in the [email protected] Our population surveys number of yaks and sheep, season of Liu Shaoyin, Sichuan Institute of showed a downward trend for all three use, and areas grazed. There has Forest Protection, Sichuan Academy species over the five-year span of our also been an increased use of of Forest Sciences, Chengdu, study. This decrease was most chemical fertilizers and pesticides. Sichuan, The People’s Republic of notable for Narorana , but was also These changes may have resulted in China. apparent for both Bufo and Rana . The changes to the wetland and meadow trend was not statistically significant vegetation, a lowering of the water due to the combination of the small table or the conversion of wetland DAPTF SEED number of sites and the variability in habitat to sand. GRANTS 2004 the count data. We must continue the current In 2000, we initiated more monitoring program for amphibian extensive surveys and documented a populations at Xiaman National significant decline in both the number Conservation Region so we can We will be announcing a new round of of sites occupied and the maximum understand and document population Seed Grants for 2004 in Froglog 59 number of adult or subadult frogs trends. (October). We will be seeking proposals in the ARMI and recorded. Reproductive success Recommendations for future research: Unrestricted categories, as last year (number of egg masses and/or - Examine land use patterns to (see Froglog 53). The closing date number of tadpoles) varied by determine if the drying of the Zoige will be in early December. Anyone species. Bufo had modest numbers of wetlands might be caused by changes requiring further information, or advice egg masses, but we only recorded in grazing. about our Seed Grant programme tadpoles in 2002. Narorana apparently - Measure pesticides in frogs, should contactTim Halliday: did not reproduce at any of our sites tadpoles, water, and sediment. [email protected] during 2000 - 2002. We found a - Examine existing weather data for moderate number of Rana egg long-term changes that might have masses, but the number of tadpoles caused a drying of the wetlands. has been near zero since 2001. - Determine the ecological The key question is why is this requirements of the three amphibians decline occurring? Frogs have occupying the Zoige wetlands, occupied the Zoige wetlands for including their tolerances to thousands of years, but the declines temperature extremes, desiccation,
The World Conservation Union (IUCN)/Species Survival Commission (SSC) The Open University ● The World Congress of Herpetology ● Arizona State University related events; and (6) extensive catchment systems. The American Green Frogs harvesting of green frogs forthe based research group, the Institute for are Greatly purpose of trade. All these factors act Energy and Environmental Research Endangered in in concert to cause the dramatic (IEER), has found that the NATO Serbia and decline of green frog populations. bombing of Yugoslavia in spring 1999 Montenegro In additionto drainage, a caused long-term environmental drastic decline of subterranean water damage (Robson, 2002). The IEER levels was recorded in Vojvodina carried out case studies of two By Katarina Ljubisavljevic, Georg (from 1.5 – 3 m in 1953, up to 13 – 14 industrial facilities targeted by NATO. Dzukic & Milos Kalezic m at present). This reduces the From the Pancevo industrial complex Populations of green frogs have natural water capacity in the region. (petrochemical plant, fertilizer plant suffered progressive decline in Serbia The majority of waste disposal sites and oil refinery), which stands at the and Montenegro in recent decades. and chemical plants are situated on confluence of the Tamis River and the Data about uncontrolled harvesting river banks in the alluvial plains, Danube, more than 100 tons of and anthropogenic influences on the causing constant contamination of mercury, 2,100 metric tons of 1.2- destruction of their habitats have, waters for decades, and acting as dichlorethane, 1,500 tons of vinyl however, not been compiled until now. “time bombs” (i.e. more than 135 chloride (3,000 times higher than In the monograph “Protection and polluters of the Sava River were permitted levels), 15,000 tons of Conservation of Green Frogs in Serbia recorded within the Belgrade territory ammonia, 800 tons of hydrochloric and Montenegro” by Georg Dzukic, alone). Furthermore, the irrigation acid, 250 tons of liquid chlorine, vast Milos Kalezic & Katarina Ljubisavljevic canalsystem in Vojvodina, quantities of dioxin (a component of (published by the Federal Ministry of approximately 20,000 km long, has Agent Orange and other defoliants), Labour, Health and Social Care, failed to fulfill its basic function and and significant quantities of sulphur Department of Environment, 2003, turned into a drastically polluted, dioxide and nitrates werereleased into Belgrade), we gave an integrative virtually stagnant waterway. Almost the atmosphere, soil and waterways. survey of the current status and all of the rivers in Serbia and From the ”Zastava” car factory in factors responsible for the decline of Montenegro have experienced at least Kragujevac, unknown quantities of this amphibian group in Serbia and one accident-related event before the pyralene oil leaked into the Lepenica Montenegro. This article is based on major disaster, caused by the NATO River (a tributary of the Velika Morava) the main findings exposed in the bombing in 1999. For example, life in via the sewage system. above monograph, as well as on the Pek River (a tributary of the Recently, there have been additional data on water pollution. Danube in eastern Serbia) was other accidents that further The green frogs of Serbia and completely wiped out after an accident aggravated conditions in the two main Montenegro belong to the western in 1974, when 7 million cubic meters river systems of Serbia. In the Palaearctic water frog complex and of solid and 4.5 million litres of summer of 2002, high levels of are represented by 6 taxa at species, cyanide/phenol/phosphate-rich liquid atrazine were recorded in the Sava klepton and hybrid levels: (1) Rana waste had been released from the River basin in the territory of the balcanica Schneider, Sinsch & Majdanpek copper mine. Bosnian Federation (near Derventa Sofianidou, 1993 (=? R.kurtmuelleri Revitalization lasted for twenty years, and Prnjavor). In December 2002, Gayda, 1940); (2) Rana kl.esculenta but once again a similar accident increased levels (0.15 µ g/L) of this Linnaeus, 1758; (3) Rana lessonae occurred in 1996. In 1982, about chemical were once again recorded in Camerano, 1882; (4) Rana ridibunda 70,000 tons of waste containing lead, the Sava River in the territory of Pallas, 1771; (5) Rana shqiperica zinc, copper and arsenic were Serbia (presumably coming from Hotz, Uzzell, Günther, Tunner & released from a mine near Srebrenica Croatia). It needs to be emphasized Heppich, 1987; (6) hybrid into the Drina River (a tributary of the that application of atrazine herbicide, a R.shqiperica / R.ridibunda Hotz & Sava in western Serbia), causing total contributor to amphibian declines (e.g. Uzzell 1982. eradication of the fish population. The Hayes et al., 2002) has been Green frog population density Lim River (a tributary of the Drina) evidenced in Serbia in the last two is greatest in the lowlands (the almost died out in 1971 and 1985, decades. Because of entrenched Panonnian Plain, the Morava River after major spills of toxic materials habits, low cost and efficiency, Basin, Lake Skadar); consequently from the Berane cellulose plant in atrazine is the most commonly used about one third (35.17%) of the Montenegro, while the Timok River (a herbicide (80% of the total herbicide territory of Serbia and Montenegro is tributary of the Danube in eastern consumption) to control weeds in the suitable for the economically-profitable Serbia) was pronounced dead in maize fields along the Sava and harvesting of green frogs. This area 1980, after heavy contamination by Morava rivers, as well as in the has, however, been a zone of most waste materials stored in the flotation Pannonian Plain. In Serbia, intensive anthropogenic pressures in pond of the Bor copper mine. approximately 1.4 million hectares are the last century. These include: (1) Decades of industrial activities with under maize, meaning that weed drainage of about 1.2 million hectares inadequate or deficient waste control requires substantial quantities of wetland in Vojvodina, the Morava treatment have resulted in high levels of atrazine. In June 2002, a spill of an River Basin and eastern Serbia (the of chronic pollution of the Tisza River, unknown quantity of ash and sulphur- Negotin Valley); (2) regulation of aside from frequent accident-related rich waste tailings were released into rivers by systems of canals and events (i.e. in summer 1990, 1992, the Danube from the thermo-electric embankments; (3) transformation of and 1993). A major accident occurred power plant "Kostolac" in Serbia. In pools and marshes into fish ponds; in January 2000, when Aurul S.A., a 2003, the trend of accidental (4) extensive and intensive agriculture gold and silver producing plant in Baia contamination of Serbian rivers is still resulting in habitat fragmentation and Mare (Romania), released an present . In January and February, a biocide release; (5) ongoing estimated 50 – 100 tons of cyanide major spill of phenol and heavy metals contamination of rivers by industrial and heavy metals into the (lead in particular) was released into pollutants and frequent accident- Lapus/Somes/Tisza/Danube river the Sitnica/Ibar/Zapadna Morava river
2 system near the steampower plant million green frogs were removed from 120 g is permitted. However, data “Obilic” in Kosovo. The levels of nature for the purposes of commercial indicate that the lower weight limit for phenol in the Sitnica Riverwere 300 harvesting in the Former Yugoslavia harvesting sometimes dropped under times higher than permitted. from 1928 to 1999 (*frog legs are 30 g. Also, confusion regarding the Furthermore, phenol pollution of the approximately 1/3 of the body weight). permitted parameters may occur since Ibar River has been present over the The harvesting of green frogs weight and length measures are not in past decades to a lesser or greater in Serbia was not legally defined until direct correlation. extent. For instance, levels 12 times 1991. Subsequently, the regulations As additional disturbing factors, higher than permitted were recorded have been modified and improved, we stress the genetic “contamination” on several occasions during 1985. In although certain irregularities and in conditions of hybridogenesis that addition to these, a number of various ambiguities still remain. For example, occurs during transportation of frogs local accidents have recently occurred there is an ongoing confusion as to from one part of the country to in Serbia (i.e. an uncontrolled 20-day the institutions in charge. Up to 1991, another, as well as faunistic leakage of crude oil into the Sava green frogs were sporadically treated “contamination” due to introduction of River in the port of Belgrade). in fishery laws as useful or harmful allochthonous species (i.e. import of Constant contamination of Skadar animals, while in regulations on food 11.7 tons of live frogs from USSR in Lake by wastewater from the quality (still in effect) the sale of R. 1980, and 3 tons from Bosnia and aluminium plant in Podgorica has esculenta weighing 30 – 100 g is Herzegovina in 1998). been evident in Montenegro for approved. In Montenegro, green frogs There are many reasons to decades. Additionally, in September are not protected by law, and doubt the success of possible future 2001, 33 tons of oil and gasoline harvesting within the Lake Skadar projects concerning the raising and flowed out of a cistern into the Moraca National Park is still present. Analysis rational exploitation of natural and River, the largest tributary to Lake of the body length and mass of green artificial populations of green frogs in Skadar. frogs from a number of localities in Serbia and Montenegro. Taking into consideration the Serbia and Montenegro revealed Acknowledgements changes that have taken place within substantial differences between R. Thanks to Gordana Sokorac for the habitats, the potential area for ridibunda and smaller green frogs ( R. linguistic help. We thank the Federal economically profitable harvesting of lessonae , R. shqiperica), with Ministry of Labour, Health and Social green frogs is down to approximately intermediate position R. kl. esculenta 2 Care, Department of Environment and 15% (15.326 km ) of the state and R. ridibunda x R . shqiperica Serbian Ministry of Science, territory. It is evident that Serbia and hybrids. Also, there is a trend towards Technologies and Development (grant Montenegro no longer has the natural greater body length in R ridibunda No. 1623) for funding our resources for exploitation of green from north to south, showing investigations and preparation of this frogs, at least not to their previous significantly larger specimens in report. extent. Montenegro than in Pannonia. Our References Live frogs have been exported data indicate that the green frogs from from the Former Yugoslavia to 17 areas of constant intensive harvesting Hayes, T.B., Collins, A., Lee, M., countries since 1928. From 5 kg in (Vojvodina), as opposed to areas Mendoza, M., Noriega, N., Stuart, A.A. 1935, the exported quantities had without harvesting (Kosovo), show & Vonk, A. (2002). Hermaphroditic, reached 420 tons in 1976. A total of significantly smaller weight and body demasculinized frogs after exposure 6,312.2 tons of live frogs were proportions for both sexes ( Rana syn. to the herbicide atrazine at low exported from the Former Yugoslavia kl. esculenta ). Disturbance in ecologically relevant doses. PNAS 99(8): 5476-5480. during the 41-year period of export interspecific relationships is evident recording. Based on the average through drastic decrease in body Robson, T. (2002) Long-term weight of 60 g, this equates to length of Rana ridibunda due to environmental damage due to NATO approximately 105.2 million selectively directed harvesting of this bombing in Yugoslavia, web article, specimens. The biggest importers species. Successive sampling over http://www.wsws.org were France and Italy (51.2% and several years showed that excessive Contact: Katarina Ljubisavljevic, 42.3% of the total export, harvesting of green frogs in the Lake Institute for Biological Research respectively). According to our Skadar National Park resulted in a “Sinisa Stankovic” 29. Novembra 142, findings, there is a high probability that decline of the average body length. 11060 Belgrade, Serbia & live frogs were exported to France in Populations were, however, in a Montenegro. even more significant quantities from somewhat better condition regarding [email protected] 1953 to 1965. In that case, the total the weight parameter. Our analyses export of live frogs could be as high as have pointed towards a number of 8,787.5 tons (approximately 146.5 weaknesses in the existing legislation. million specimens). Green frogs with an average body Frog meat (legs) was exported length of 9 cm (being the lower limit to 8 countries from 1953 onwards, but for harvesting in current regulations), not on a regular basis. The quantities do not exist in Serbia and ranged from 100 kg in 1953 up to 24 Montenegro. Also, among thousands tons in 1958. Switzerland was the of analyzed specimens we have not biggest importer (72.5% of the total found the maximum length of 12 cm export). Overall, 135.9 tons of frog (being the upper limit for harvesting). meat was exported from Former It is evident that discriminative Yugoslavia during the 20-year period parameters for recognizing Rana of export recording. For this purpose, lessonae and R. shqiperica do not approximately 6.8 million frogs were exist in current regulations. At the harvested (*). On the whole, same time, commercial harvesting of approximately 6,720 tons or 112 green frogs weighing between 50 –
3 and should encourage individual Altas, where the San Miguel River Amphibian output including the stimulation of rises. The Manzano Brook has not Monitoring fieldwork and the development of shown a decrease in amphibian Standards – a monitoring prospects in the future. The populations. We appreciate the Workshop for organisers are certain to repeat the support of DAPTF in this study. African Students workshop. DAPTF – Kenya Working Group: Contact: Stefan Lötters, Global By Stefan Lötters Review of Activities June 2002 – June Amphibian Diversity Analysis Group 2003 From 1 to 5 April 2003, a workshop (GADAG), Mainz University, Zoology with the above title was held in Kenya Department, Saarstrasse 21, 55099 to contribute to the improvement of Mainz, Germany knowledge and skills of students from [email protected] African countries who are interested in mainz.de amphibian monitoring. The workshop was organised by a team of National Museums of Kenya, Nairobi (NMK Amphibians in From Damaris Rotich Herpetology Department, D. Rotich), Guatemalan The DAPTF- Kenya Working Group Mainz University, Germany (Global Pine-Oak celebrated its 1-year anniversary in Amphibian Diversity Analysis Group, Forests May. The team, which has 58 GADAG, and BIOTA East, M. Veith, J. members, met on the 29 th May to Kosuch, S.Lötters), Laboratoire review their activities. The members d’Ecologie des Sols Tropicaux, Bondy ByDaniel Ariano Sánchez from Nairobi had been meeting Cedex, France (Institut de Recherche
4 The group has participated in 2 referencia. Fecha tope para la major forums; World Wetlands Day on Froglog Shorts aplicación: 8 octubre 2003. Todos los 2 nd February 2003 and the Annual documentos de aplicación deben ser General Meeting of Nature Kenya . enviarse a Roberto Ibáñez, The team had poster presentations DONATIONS We gratefully preferiblemente por correo electrónico and talks on both occasions. In August acknowledge receipt of these a la dirección: [email protected] , 2003 the working group will participate donations, received prior to July 31, o al Smithsonian Tropical Research in a Nature Kenya open day where 2003. Individuals: Moira Hope, Peter Institute, Atención: Roberto Ibáñez / various activities of biodiversity groups Hovingh, Glen Ingram. Institutions: Tupper Bldg., Apartado 2072, Balboa / will be displayed. These will include Peace Frogs. Ancón, Panamá, Rep. de Panamá. both poster presentations and Advanced Training in Amphibian Los solicitantes seleccionados serán lectures. Population Decline Research. 4-13 notificados a fines de octubre. Los Training: Three training January 2004 in Costa Rica. costos del curso, habitación, sessions have been conducted for Sponsored by the Research and alimentación y gastos de viaje serán members, scientists and naturalists. Analysis Network for Neotropical cubiertos para los solicitantes One of them was a comprehensive Amphibians (RANA) and the IRCEB seleccionados. La instrucción se and intense 3-day workshop on team studying Host-Pathogen Biology traducirá simultáneamente en inglés y monitoring standards. A team of and the Global Decline of Amphibians, español. Se exhorta a aplicar, BIOTA organized this workshop. and funded by the US National también, a biólogos brasileños (Biodiversity Transect Analysis for Science Foundation. The course is capaces de entender cualquiera de Africa through the Global Amphibian open to post-doctoral and senior estos dos idiomas. Para más Diversity Analysis Group (GADAG) of graduate level biologists from información y el formulario de Germany and the National Museums throughout the Americas. Application aplicación ver of Kenya (NMK) ( see this issue of requirements: (1) a filled application http://rana.biologia.ucr.ac.cr Froglog).We hope to continue with form, (2) curriculum vitae, (3) a letter Treinamento Avançado em training as much as resources allow. of interests and future research plans, Pesquisa Sobre Declínio de The Nairobi working group members including reasons for participating in Populações de Anfíbios. De4-13 de conducted two frog walks to learn the course, and (4) two reference Janeiro de 2004 na Costa Rica. identification of species using their letters. Application deadline: 8 Financiado pelo “US National Science calls. October 2003. All application Foundation” e patrocinado por Site monitoring: Six sites have documents should be sent to Roberto “Research and Analysis Network for been identified for potential Ibáñez preferably by e-mail at Neotropical Amphibian” (RANA) e pela monitoring. 3 within the Nairobi area, [email protected] , or to equipe do IRCEB que estuda a 2 North West of Nairobi 100 Km away, Smithsonian Tropical Research Biologia Hospedeiro-Patógeno e o plus there is ongoing monitoring in Institute, Atención: Roberto Ibáñez / Declínio Global de Anfíbios. O curso Kakamega forest 500 Km from Tupper Bldg., Apartado 2072, Balboa / está aberto para biólogos no nível de Nairobi. The monitoring in the forest Ancón, Panamá, Rep. de Panamá. pós-doutorado e estudantes is sponsored by BIOTA. Unfortunately Successful applicants will be notified graduados seniores de todas as this project might be brought to a halt by the end of October. Course cost, Américas. Requisitos necessários: in 2004 unless BIOTA review support room, board, and travel expenses will (1) formulário de inscrição preenchido, or alternative funding is obtained. covered for successful applicants. (2) curriculum vitae , (3) uma carta de Planned Activities: Members Instruction will be simultaneously interesse e projeto de pesquisa futuro, from the Herpetology Department of translated in English and Spanish. incluindo as razões pelas quais quer NMK have planned to visit site support Brazilian biologists able to understand participar do curso, e (4) duas cartas groups to train them in amphibian either language are also encouraged de referência. Data limite para a identification and monitoring. The to apply. For more information and an inscrição: 8 de outubro de 2003. members are sponsoring themselves application form see Todos os documentos de inscrição on the trips. Already one such training http://rana.biologia.ucr.ac.cr devem ser enviados para Roberto session was conducted on 13 th /14th Entrenamiento Avanzado en Ibáñez, preferencialmente por correio June 2003 for the North Kinangop site Investigación Sobre Declinación de eletrônico para o e-mail: support group about 100km North Poblaciones de Anfibios. 4-13 [email protected] , ou por carta West of Nairobi. An educational poster enero 2004 en Costa Rica. para: Smithsonian Tropical Research has been prepared on the major Patrocinado por la Red de Análisis Institute - Roberto Ibáñez / Tupper groups of Kenyan amphibians and sobre Anfibios Neotropicales Bldg., Apartado 2072, Balboa / Ancón, funds for its printing are being Amenazados (RANA) y el equipo Panamá, Rep. de Panamá. Os sourced. Members from these sites IRCEB que estudia la Biología solicitantes selecionados serão will be trained and I am optimistic that Hospedero-Patógeno y la Declinación notificados no final de outubro. Os we shall be able to gather good data, Global de Anfibios, y financiado por la custos do curso, alojamento, useful in understanding the status of US National Science Foundation. El alimentação e gastos de viajem serão the amphibians of Kenya. curso está abierto a biólogos a nivel pagos para os inscritos selecionados. Contact: Mrs. Damaris Rotich, de post-doctorado y estudiantes O curso será ministrado National Museums of Kenya, PO Box avanzados de postgrado de todas simultaneamente em inglês e 40658, Nairobi, Kenya. partes de las Américas. Requisitos espanhol. São convidados a [email protected] para aplicar: (1) formulario de participar todos os biólogos brasileiros aplicación completado, (2) curriculum capazes de entender qualquer um vitae, (3) una carta de intereses y destes idiomas. Para maiores planes de investigación futuros, informações e obter o formulário de incluyendo las razones para participar inscrição em: en el curso, y (4) dos cartas de http://rana.biologia.ucr.ac.cr
5 Disease precautions: Cleaning Estatística sem Matemática - um Fish and Wildlife Service (USFWS) fluids for amphibian pond livro para biólogos and has proposed to list the species equipment The DAPTF leaflet for conservationistas disponível no site statewide. The California Department amphibian workers on field hygiene www.editoraplanta.com.br Este é of Fish and Game considers the suggests the use of alcohol (ethanol) um livro de estatística diferente. "Bill" salamander a "Species of Special as a sterilising agent, in addition to e "Gui" estabelecem, pela primeira Concern". bleaches. However, it has been vez, um diálogo com o leitor, onde a Participants will learn how to pointed out that ethanol can be very estatística é despida de suas vestes identify the CTS in all life stages, the expensive due to local tax duties and arrogantes, e é mostrada life history and habitat requirements, in some countries its availability may simplesmente como uma ferramenta potential causes of declines, aquatic be restricted due to lack of supply or de análise e um meio de and terrestrial survey techniques, laws prohibiting sale. As a substitute, comunicação. Aprimorado pelos regulations and legal protections, and methanol or methylated spirits is autores e seus alunos durante resource agencies' management plans suitable. This is often cheaper and décadas de ensino, o Estatística sem and policies. The 2-day workshop will more easily obtained. It should be Matemática traz os conceitos de uma comprise presentations and field noted that alcohols are flammable forma corrente, quase oral, training. The Saturday session will liquids and strict safety precautions dispensando a simbologia tão familiar consist of presentations on a variety of should be taken when transporting para os iniciados, e tão obscura para research, management, and them in vehicles and during their use os iniciantes. Com a leitura desta obra regulation topics. Sunday will be a and disposal. Suitable containers that do começo ao fim, como se hands-on field training session on are clearly labelled should be used recomenda, a estatística deixará de survey techniques, including pitfall and properly stowed during transit ser uma “ciência” arrogante, para se trap array design and installation. according to local laws and rules for tornar parte de você. Additional information, a transport and safe disposal of Estatística se m Matemática - a tentative schedule, and an online flammable liquids. book for biologists and registration form are available on the Tom Langton, Froglife ( http://www. conservationists available from the "Meetings/Workshops" page of the froglife.org/ ) . site www.editoraplanta.com.br web site for the Western Section of Reports on DAPTF Seed Grants Developed by the authors and their The Wildlife Society at Recipients of DAPTF Seed Grants are students during decades of teaching, http://www.tws-west.org generally expected to publish the Estatística sem Matemática presents Contact Dave Cook at results of their projects in refereed the concepts in a logical sequence, in [email protected] for journals, or as articles in Froglog . a conversational tone that dispenses more information. They are also required to send us with the symbolism that is so familiar reports, so that their results can be to the initiated, and so obscure to made available to DAPTF members. novices. ( Currently available only in Below is a list of reports that we have Portuguese, an English version is received recently. Anyone wanting a planned.) copy of a report should contact the Announcing:The 8th Annual author in the first instance; we can Meeting of the Canadian Amphibian supply copies if you cannot reach the and Reptile Conservation Network / author. Réseau Canadien de Conservation Franco Andreone & Jasmin des Amphibiens et des Reptiles & Randrianirina (2002) The 3rd Annual Pelee Island Winery It's not carnival for the harlequin Endangered Species Festival / La mantella! Urgent actions needed to Festivale des Espèces en Péril. conserve Mantella cowani, an RANA and the US National Science September 11-14, 2003 Pelee Island, Foundation grant DEB-0130273 endangered frog from the high plateau Ontario, Canada. If you would like of Madagascar. helped support the publication of more information on the conference, this issue. [email protected] check out the CARCNET web site at James Arrigoni (2003) http://carcnet.ca/english/annualmee FROGLOG is the bi-monthly newsletter of Proceedings of the Maya Forest ting2003.html or see the Declining Amphibian Populations Task amphibian monitoring project www.wildsofpelee.ca Force. Articles on any subject relevant to workshop at BFREE, 7-9 May 2003. the understanding of amphibian declines [email protected] California Tiger Salamander should be sent to: Gary Fellers et al. (2002) Workshop: Ecology and Survey John W. Wilkinson, Editor, Status of amphibians at the Xiaman Techniques October 4-5, 2003 Department of Biological Sciences, National Conservation Region, Zoige Rohnert Park, California. This The Open University, Walton Hall, Wetlands, Sichuan Province, China. workshop is designed to provide Milton Keynes, MK7 6AA, U.K. [email protected] professional biologists with a Tel: +44 (0) 1908 - 652274. Mark Pestov et al. (2002) background on conservation issues Fax: +44 (0) 1908 - 654167 Report on the project of reintroduction and regulations, recent research E-mail: [email protected] of the European tree frog ( Hyla findings, and practical understanding arborea arborea ) in Russia. of survey techniques of the California Funding for FROGLOG is [email protected] tiger salamander (CTS). This large underwritten by the Detroit fossorial salamander has been in Zoological Institute, P.O. Box 39, decline in recent years and is Royal Oak, MI 48068-0039, USA endangered in many parts of the state. The Sonoma and Santa Barbara County populations are on the federal endangered species list and the U.S.
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