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Female Social Dominance Does Not Establish Mating Priority in Nile Tilapia
Revista de Etologia 2004, Vol.6, N°1,Social 33-37 dominance and mating in the Nile tilapia Female Social Dominance does not Establish Mating Priority in Nile Tilapia ELIANE GONÇALVES-DE-FREITAS AND ALINE CHIMELLO FERREIRA Universidade Estadual Paulista, São José do Rio Preto Female dominance and size are important features for mating choices in fishes. As dominants are also the largest females in some species, we tested whether dominance per se favours mating priority in Nile tilapia females. Three matched-size adult females (n = 13) were grouped in a 140 l-aquarium during 3 days for hierarchical settlement. On the 4th day a male larger than the females was introduced in the group and kept there for 12 consecutive days until reproduction. Spawning occurred in 8 out of 13 replicates, and the alpha female was the first to mate in only 50% of the cases. Males may thus choose females according to size and not according to rank, as occurs in other cichlid species. As confrontations and the establishment of hierarchical dominance involve high energetic expenditure in Nile tilapias, the reason why females invest in such behaviors is still a question to be elucidated. Index terms: Reproductive behavior. Mate choice. Nile tilapias. Oreochromis niloticus. A dominância social da fêmea não promove prioridade de acasalamento em fêmeas de tilápia-do-Nilo. A dominância e o tamanho da fêmea são características importantes para a escolha do parceiro sexual em peixes. Como as fêmeas dominantes também são as maiores em várias espécies, procuramos verificar se a dominância em si promove a prioridade de acasalamento em fêmeas de tilápia-do-Nilo. -
§4-71-6.5 LIST of CONDITIONALLY APPROVED ANIMALS November
§4-71-6.5 LIST OF CONDITIONALLY APPROVED ANIMALS November 28, 2006 SCIENTIFIC NAME COMMON NAME INVERTEBRATES PHYLUM Annelida CLASS Oligochaeta ORDER Plesiopora FAMILY Tubificidae Tubifex (all species in genus) worm, tubifex PHYLUM Arthropoda CLASS Crustacea ORDER Anostraca FAMILY Artemiidae Artemia (all species in genus) shrimp, brine ORDER Cladocera FAMILY Daphnidae Daphnia (all species in genus) flea, water ORDER Decapoda FAMILY Atelecyclidae Erimacrus isenbeckii crab, horsehair FAMILY Cancridae Cancer antennarius crab, California rock Cancer anthonyi crab, yellowstone Cancer borealis crab, Jonah Cancer magister crab, dungeness Cancer productus crab, rock (red) FAMILY Geryonidae Geryon affinis crab, golden FAMILY Lithodidae Paralithodes camtschatica crab, Alaskan king FAMILY Majidae Chionocetes bairdi crab, snow Chionocetes opilio crab, snow 1 CONDITIONAL ANIMAL LIST §4-71-6.5 SCIENTIFIC NAME COMMON NAME Chionocetes tanneri crab, snow FAMILY Nephropidae Homarus (all species in genus) lobster, true FAMILY Palaemonidae Macrobrachium lar shrimp, freshwater Macrobrachium rosenbergi prawn, giant long-legged FAMILY Palinuridae Jasus (all species in genus) crayfish, saltwater; lobster Panulirus argus lobster, Atlantic spiny Panulirus longipes femoristriga crayfish, saltwater Panulirus pencillatus lobster, spiny FAMILY Portunidae Callinectes sapidus crab, blue Scylla serrata crab, Samoan; serrate, swimming FAMILY Raninidae Ranina ranina crab, spanner; red frog, Hawaiian CLASS Insecta ORDER Coleoptera FAMILY Tenebrionidae Tenebrio molitor mealworm, -
Eco-Ethology of Shell-Dwelling Cichlids in Lake Tanganyika
ECO-ETHOLOGY OF SHELL-DWELLING CICHLIDS IN LAKE TANGANYIKA THESIS Submitted in Fulfilment of the Requirements for the Degree of MASTER OF SCIENCE of Rhodes University by IAN ROGER BILLS February 1996 'The more we get to know about the two greatest of the African Rift Valley Lakes, Tanganyika and Malawi, the more interesting and exciting they become.' L.C. Beadle (1974). A male Lamprologus ocel/alus displaying at a heterospecific intruder. ACKNOWLEDGMENTS The field work for this study was conducted part time whilst gworking for Chris and Jeane Blignaut, Cape Kachese Fisheries, Zambia. I am indebted to them for allowing me time off from work, fuel, boats, diving staff and equipment and their friendship through out this period. This study could not have been occured without their support. I also thank all the members of Cape Kachese Fisheries who helped with field work, in particular: Lackson Kachali, Hanold Musonda, Evans Chingambo, Luka Musonda, Whichway Mazimba, Rogers Mazimba and Mathew Chama. Chris and Jeane Blignaut provided funds for travel to South Africa and partially supported my work in Grahamstown. The permit for fish collection was granted by the Director of Fisheries, Mr. H.D.Mudenda. Many discussions were held with Mr. Martin Pearce, then the Chief Fisheries Officer at Mpulungu, my thanks to them both. The staff of the JLB Smith Institute and DIFS (Rhodes University) are thanked for help in many fields: Ms. Daksha Naran helped with computing and organisation of many tables and graphs; Mrs. S.E. Radloff (Statistics Department, Rhodes University) and Dr. Horst Kaiser gave advice on statistics; Mrs Nikki Kohly, Mrs Elaine Heemstra and Mr. -
The AQUATIC DESIGN CENTRE
The AQUATIC DESIGN CENTRE ltd 26 Zennor Road Trade Park, Balham, SW12 0PS Ph: 020 7580 6764 [email protected] PLEASE CALL TO CHECK AVAILABILITY ON DAY Complete Freshwater Livestock (2019) Livebearers Common Name In Stock Y/N Limia melanogaster Y Poecilia latipinna Dalmatian Molly Y Poecilia latipinna Silver Lyre Tail Molly Y Poecilia reticulata Male Guppy Asst Colours Y Poecilia reticulata Red Cap, Cobra, Elephant Ear Guppy Y Poecilia reticulata Female Guppy Y Poecilia sphenops Molly: Black, Canary, Silver, Marble. y Poecilia velifera Sailfin Molly Y Poecilia wingei Endler's Guppy Y Xiphophorus hellerii Swordtail: Pineapple,Red, Green, Black, Lyre Y Xiphophorus hellerii Kohaku Swordtail, Koi, HiFin Xiphophorus maculatus Platy: wagtail,blue,red, sunset, variatus Y Tetras Common Name Aphyocarax paraguayemsis White Tip Tetra Aphyocharax anisitsi Bloodfin Tetra Y Arnoldichthys spilopterus Red Eye Tetra Y Axelrodia riesei Ruby Tetra Bathyaethiops greeni Red Back Congo Tetra Y Boehlkea fredcochui Blue King Tetra Copella meinkeni Spotted Splashing Tetra Crenuchus spilurus Sailfin Characin y Gymnocorymbus ternetzi Black Widow Tetra Y Hasemania nana Silver Tipped Tetra y Hemigrammus erythrozonus Glowlight Tetra y Hemigrammus ocelifer Beacon Tetra y Hemigrammus pulcher Pretty Tetra y Hemigrammus rhodostomus Diamond Back Rummy Nose y Hemigrammus rhodostomus Rummy nose Tetra y Hemigrammus rubrostriatus Hemigrammus vorderwimkieri Platinum Tetra y Hyphessobrycon amandae Ember Tetra y Hyphessobrycon amapaensis Amapa Tetra Y Hyphessobrycon bentosi -
1471-2148-7-7.Pdf
BMC Evolutionary Biology BioMed Central Research article Open Access Reticulate phylogeny of gastropod-shell-breeding cichlids from Lake Tanganyika – the result of repeated introgressive hybridization Stephan Koblmüller1, Nina Duftner2, Kristina M Sefc1, Mitsuto Aibara3, Martina Stipacek1, Michel Blanc1, Bernd Egger1 and Christian Sturmbauer*1 Address: 1Department of Zoology, University of Graz, Universitätsplatz 2, 8010 Graz, Austria, 2Section of Integrative Biology, University of Texas at Austin,1 University Station, #C0930, Austin, TX 78712, USA and 3Graduate School of Bioscience and Biotechnology, Tokyo Institute of Technology, B21-4259, Nagatsuta-cho, Midori-ku, Yokohama 226-8501, Japan Email: Stephan Koblmüller - [email protected]; Nina Duftner - [email protected]; Kristina M Sefc - [email protected]; Mitsuto Aibara - [email protected]; Martina Stipacek - [email protected]; Michel Blanc - [email protected]; Bernd Egger - [email protected]; Christian Sturmbauer* - [email protected] * Corresponding author Published: 25 January 2007 Received: 12 October 2006 Accepted: 25 January 2007 BMC Evolutionary Biology 2007, 7:7 doi:10.1186/1471-2148-7-7 This article is available from: http://www.biomedcentral.com/1471-2148/7/7 © 2007 Koblmüller et al; licensee BioMed Central Ltd. This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/2.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited. Abstract Background: The tribe Lamprologini is the major substrate breeding lineage of Lake Tanganyika's cichlid species flock. Among several different life history strategies found in lamprologines, the adaptation to live and breed in empty gastropod shells is probably the most peculiar. -
Species Assessments
Species Assessments The following 787 species in trade were assessed by researchers at the University of Notre Dame using STAIRfish. Only seven were likely to establish in the Great Lakes. Of these seven, only Ictalurus furcatus (blue catfish), Leuciscus idus (ide), Morone saxatilis (striped bass) and Silurus glanis (Wels catfish) were identified as likely to have a high impact. Species Likely to Establish Expected Impact Abactochromis labrosus Abramites hypselonotus Acanthicus adonis Acanthicus hystrix Acanthocobitis botia Acanthodoras spinosissimus Acantopsis choirorhynchos Acarichthys heckelii Acestrorhynchus falcatus Acipenser transmontanus Aequidens latifrons Aequidens pulcher Aequidens rivulatus Agamyxis pectinifrons Alcolapia alcalicus Alestopetersius caudalis Alestopetersius smykalai Altolamprologus calvus Altolamprologus compressiceps Amatitlania nigrofasciata Amphilophus citrinellus Amphilophus labiatus Amphilophus macracanthus Anabas testudineus Ancistrus dolichopterus Ancistrus hoplogenys Ancistrus ranunculus Ancistrus tamboensis Ancistrus temminckii Anguilla australis Anguilla bicolor Anguilla japonica Anomalochromis thomasi Anostomus anostomus Antennarius biocellatus Aphyocharax anisitsi Aphyocharax paraguayensis Aphyocharax rathbuni Aphyosemion australe Species Likely to Establish Expected Impact Aphyosemion gabunense Aphyosemion striatum Apistogramma agassizii Apistogramma atahualpa Apistogramma bitaeniata Apistogramma borellii Apistogramma cacatuoides Apistogramma commbrae Apistogramma cruzi Apistogramma eunotus Apistogramma -
Testing the Potential of Environmental DNA Methods for Surveying Lake Tanganyika's Highly Diverse Fish Communities Christopher J
Testing the potential of environmental DNA methods for surveying Lake Tanganyika's highly diverse fish communities Christopher James Doble A thesis submitted for the degree of Doctor of Philosophy Department of Genetics, Evolution and Environment University College London April 2020 1 Declaration I, Christopher James Doble, confirm the work presented in this thesis is my own. Where information has been derived from other sources, I confirm this has been indicated in the thesis. Christopher James Doble Date: 27/04/2020 2 Statement of authorship I planned and undertook fieldwork to the Kigoma region of Lake Tanganyika, Tanzania in 2016 and 2017. This included obtaining research permits, collecting environmental DNA samples and undertaking fish community visual survey data used in Chapters three and four. For Chapter two, cichlid reference database sequences were sequenced by Walter Salzburger’s research group at the University of Basel. I extracted required regions from mitochondrial genome alignments during a visit to Walter’s research group. Other reference sequences were obtained by Sanger sequencing. I undertook the DNA extractions and PCR amplifications for all samples, with the clean-up and sequencing undertaken by the UCL Sequencing facility. I undertook the method development, DNA extractions, PCR amplifications and library preparations for each of the next generation sequencing runs in Chapters three and four at the NERC Biomolecular Analysis Facility Sheffield. Following training by Helen Hipperson at the NERC Biomolecular Analysis Facility in Sheffield, I undertook the bioinformatic analysis of sequence data in Chapters three and four. I also carried out all the data analysis within each chapter. Chapters two, three and parts of four have formed a manuscript recently published in Environmental DNA (Doble et al. -
Territoriality and Landscape of Aggression
University of Louisville ThinkIR: The University of Louisville's Institutional Repository Electronic Theses and Dissertations 12-2013 Territoriality and landscape of aggression. Piyumika Sureshni Suriyampola University of Louisville Follow this and additional works at: https://ir.library.louisville.edu/etd Recommended Citation Suriyampola, Piyumika Sureshni, "Territoriality and landscape of aggression." (2013). Electronic Theses and Dissertations. Paper 1410. https://doi.org/10.18297/etd/1410 This Doctoral Dissertation is brought to you for free and open access by ThinkIR: The University of Louisville's Institutional Repository. It has been accepted for inclusion in Electronic Theses and Dissertations by an authorized administrator of ThinkIR: The University of Louisville's Institutional Repository. This title appears here courtesy of the author, who has retained all other copyrights. For more information, please contact [email protected]. TERRITORIALITY AND LANDSCAPE OF AGGRESSION By Piyumika Sureshni Suriyampola B.Sc. University of Peradeniya, 2006 M.S. University of Louisville, 2013 A Dissertation Submitted to the Faculty of the College of Arts and Sciences of the University of Louisville in Partial Fulfillment of the Requirements for the Degree of Doctor of Philosophy Department of Biology University of Louisville Louisville, Kentucky December 2013 Copyright 2013 by Piyumika Sureshni Suriyampola All rights reserved TERRITORIALITY AND LANDSCAPE OF AGGRESSION By Piyumika Sureshni Suriyampola B.Sc. University of Peradeniya, 2006 -
Victorian Cichlid Society Incorporated
cichlidcichlidthe monthly Volume 29, #10 PREMIUM FLAKE FOOD November 2000 Victorian Cichlid Wardley Total Tropical is the ultimate Society freshwater flake food, created to provide an extraordinary diet that Incorporated considers not only your fishes health Certificate of Incorporation # A12794D of today, but their nutritional needs for tomorrow. Better metabolic responses, faster attraction to the food, brilliant color and improved over- all health and vitality are only a few of the benefits of feeding Total Tropical as your everyday staple food. Total Tropical begins where all other staple Mark Coleman foods leave off. $1.10 INC GST QUALITY PRODUCTS FOR THE AUSTRALIAN FISHKEEPER R E G I S T E R E D B Y A U S T R A L I A COVER PICTURE: P O S T AUSTRALIA’S PREMIER BRAND P P 3 4 2 7 8 0 / 0 0 2 4 ^ ^ ^ cichlidcichlidWeWe havehave aa fewfew scenescene friendsfriends thatthat THE NEXT MEETING will be held on the second Friday of the month at 8 pm sharp (Tradingyouyou Table opens mightmight earlier) in the Courtyardlikelike Room toto at themeetmeet Nunawading ......Civic Centre, Whitehorse Road, Mitcham. Visitors are encouraged to come along. MINI TALK: `Cichlid Heads’. MAIN TALK:EASTERN`Peacocks’ DISTRICTS -- Aussie Magnussen. AQUARIUM SOCIETY DOORMeets PRIZES: onOSI. the 4th Friday of month at the Nunawading DRAW PRIZES:Civic Centre, Whitehorse Rd, Nunawading. 1.Call $40 All 9802 Aquarium 3968 Voucher. or write to PO Box 502, Ringwood 3134. 2. Chocolates. 3. Wetlands frozen food. TABLEAUSTRALIAN SHOWS & NEW GUINEA FISHES ASSOC Do your own thing. (See page 20.) These Angels Meets bi-monthly at Melbourne Zoo, starting January. -
Vital but Vulnerable: Climate Change Vulnerability and Human Use of Wildlife in Africa’S Albertine Rift
Vital but vulnerable: Climate change vulnerability and human use of wildlife in Africa’s Albertine Rift J.A. Carr, W.E. Outhwaite, G.L. Goodman, T.E.E. Oldfield and W.B. Foden Occasional Paper for the IUCN Species Survival Commission No. 48 The designation of geographical entities in this book, and the presentation of the material, do not imply the expression of any opinion whatsoever on the part of IUCN or the compilers concerning the legal status of any country, territory, or area, or of its authorities, or concerning the delimitation of its frontiers or boundaries. The views expressed in this publication do not necessarily reflect those of IUCN or other participating organizations. Published by: IUCN, Gland, Switzerland Copyright: © 2013 International Union for Conservation of Nature and Natural Resources Reproduction of this publication for educational or other non-commercial purposes is authorized without prior written permission from the copyright holder provided the source is fully acknowledged. Reproduction of this publication for resale or other commercial purposes is prohibited without prior written permission of the copyright holder. Citation: Carr, J.A., Outhwaite, W.E., Goodman, G.L., Oldfield, T.E.E. and Foden, W.B. 2013. Vital but vulnerable: Climate change vulnerability and human use of wildlife in Africa’s Albertine Rift. Occasional Paper of the IUCN Species Survival Commission No. 48. IUCN, Gland, Switzerland and Cambridge, UK. xii + 224pp. ISBN: 978-2-8317-1591-9 Front cover: A Burundian fisherman makes a good catch. © R. Allgayer and A. Sapoli. Back cover: © T. Knowles Available from: IUCN (International Union for Conservation of Nature) Publications Services Rue Mauverney 28 1196 Gland Switzerland Tel +41 22 999 0000 Fax +41 22 999 0020 [email protected] www.iucn.org/publications Also available at http://www.iucn.org/dbtw-wpd/edocs/SSC-OP-048.pdf About IUCN IUCN, International Union for Conservation of Nature, helps the world find pragmatic solutions to our most pressing environment and development challenges. -
Direct Benefits and Evolutionary Transitions to Complex Societies
ARTICLES PUBLISHED: 18 APRIL 2017 | VOLUME: 1 | ARTICLE NUMBER: 0137 Direct benefits and evolutionary transitions to complex societies Cody J. Dey1, 2 †, Constance M. O’Connor1 †, Holly Wilkinson3, Susanne Shultz3, Sigal Balshine1 and John L. Fitzpatrick3, 4* The selective forces that drive the evolution of cooperation have been intensely debated. Evolutionary transitions to coop- erative breeding, a complex form of cooperation, have been hypothesized to be linked to low degrees of promiscuity, which increases intragroup relatedness and the indirect (that is, kin selected) benefits of helping. However, ecological factors also promote cooperative breeding, and may be more important than relatedness in some contexts. Identifying the key evolution- ary drivers of cooperative breeding therefore requires an integrated assessment of these hypotheses. Here we show, using a phylogenetic framework that explicitly evaluates mating behaviours and ecological factors, that evolutionary transitions to cooperative breeding in cichlid fishes were not associated with social monogamy. Instead, group living, biparental care and diet type directly favoured the evolution of cooperative breeding. Our results suggest that cichlid fishes exhibit an alternative path to the evolution of complex societies compared to other previously studied vertebrates, and these transitions are driven primarily by direct fitness benefits. ooperative breeding, where individuals in social groups pro- evolution of cooperative societies, because social monogamy is also vide care for offspring that are not their own, is a complex favoured under particular ecological factors14 and therefore apparent Cform of sociality1 that has arisen repeatedly across the animal relationships between monogamy and cooperative breeding could kingdom. Cooperative breeders are of great interest for evolutionary actually be driven by relationships between ecology and coopera- biologists, as individuals that forgo their own reproduction appear tive breeding15,16. -
The Taxonomic Diversity of the Cichlid Fish Fauna of Ancient Lake
JGLR-01482; No. of pages: 12; 4C: Journal of Great Lakes Research xxx (xxxx) xxx Contents lists available at ScienceDirect Journal of Great Lakes Research journal homepage: www.elsevier.com/locate/jglr Review The taxonomic diversity of the cichlid fish fauna of ancient Lake Tanganyika, East Africa Fabrizia Ronco ⁎, Heinz H. Büscher, Adrian Indermaur, Walter Salzburger Zoological Institute, University of Basel, Vesalgasse 1, 4051 Basel, Switzerland article info abstract Article history: Ancient Lake Tanganyika in East Africa houses the world's ecologically and morphologically most diverse assem- Received 29 January 2019 blage of cichlid fishes, and the third most species-rich after lakes Malawi and Victoria. Despite long-lasting scien- 10 April 2019 tific interest in the cichlid species flocks of the East African Great Lakes, for example in the context of adaptive Accepted 29 April 2019 radiation and explosive diversification, their taxonomy and systematics are only partially explored; and many Available online xxxx cichlid species still await their formal description. Here, we provide a current inventory of the cichlid fish Communicated by Björn Stelbrink fauna of Lake Tanganyika, providing a complete list of all valid 208 Tanganyikan cichlid species, and discuss the taxonomic status of more than 50 undescribed taxa on the basis of the available literature as well as our Keywords: own observations and collections around the lake. This leads us to conclude that there are at least 241 cichlid spe- Biodiversity cies present in Lake Tanganyika, all but two are endemic to the basin. We finally summarize some of the major Ichthyodiversity taxonomic challenges regarding Lake Tanganyika's cichlid fauna.