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An Ecological Study of Gunston Cove
An Ecological Study of Gunston Cove 2016 FINAL REPORT August 2017 by R. Christian Jones Professor Department of Environmental Science and Policy Director Potomac Environmental Research and Education Center George Mason University Kim de Mutsert Assistant Professor Department of Environmental Science and Policy Associate Director Potomac Environmental Research and Education Center George Mason University Amy Fowler Assistant Professor Department of Environmental Science and Policy Faculty Fellow Potomac Environmental Research and Education Center George Mason University to Department of Public Works and Environmental Services County of Fairfax, VA ii Back of Title Page iii Table of Contents Table of Contents ................................................................................................... iii Executive Summary ............................................................................................... iv List of Abbreviations ........................................................................................... xiii The Ongoing Aquatic Monitoring Program for the Gunston Cove Area ................1 Introduction ..................................................................................................2 Methods........................................................................................................3 A. Profiles and Plankton: Sampling Day .........................................3 B. Profiles and Plankton: Followup Analysis ..................................7 C. Adult and Juvenile Fish ...............................................................8 -
The Curious and Neglected Soft-Bodied Meiofauna: Rouphozoa (Gastrotricha and Platyhelminthes)
Hydrobiologia (2020) 847:2613–2644 https://doi.org/10.1007/s10750-020-04287-x (0123456789().,-volV)( 0123456789().,-volV) MEIOFAUNA IN FRESHWATER ECOSYSTEMS Review Paper The curious and neglected soft-bodied meiofauna: Rouphozoa (Gastrotricha and Platyhelminthes) Maria Balsamo . Tom Artois . Julian P. S. Smith III . M. Antonio Todaro . Loretta Guidi . Brian S. Leander . Niels W. L. Van Steenkiste Received: 1 August 2019 / Revised: 25 April 2020 / Accepted: 4 May 2020 / Published online: 26 May 2020 Ó Springer Nature Switzerland AG 2020 Abstract Gastrotricha and Platyhelminthes form a meiofauna. As a result, rouphozoans are usually clade called Rouphozoa. Representatives of both taxa underestimated in conventional biodiversity surveys are main components of meiofaunal communities, but and ecological studies. Here, we give an updated their role in the trophic ecology of marine and outline of their diversity and taxonomy, with some freshwater communities is not sufficiently studied. phylogenetic considerations. We describe success- Traditional collection methods for meiofauna are fully tested techniques for their recovery and study, optimized for Ecdysozoa, and include the use of and emphasize current knowledge on the ecology, fixatives or flotation techniques that are unsuitable for distribution, and dispersal of freshwater gastrotrichs the preservation and identification of soft-bodied and microturbellarians. We also discuss the opportu- nities and pitfalls of (meta)barcoding studies as a means of overcoming the taxonomic impediment. Guest -
Platyhelminthes: Macrostomorpha)
bioRxiv preprint doi: https://doi.org/10.1101/381459; this version posted September 4, 2018. The copyright holder for this preprint (which was not certified by peer review) is the author/funder, who has granted bioRxiv a license to display the preprint in perpetuity. It is made available under aCC-BY-NC-ND 4.0 International license. Atherton, Schärer & Jondelius Microstomidae !1(67! ) Sarah Atherton1, Lukas Schärer2, Ulf Jondelius1 A Taxonomic Review and Revisions of Microstomidae (Platyhelminthes: Macrostomorpha) 1. Department of Zoology, Naturhistoriska riksmuseet Box 50007, SE-104 05 Stockholm 2. bioRxiv preprint doi: https://doi.org/10.1101/381459; this version posted September 4, 2018. The copyright holder for this preprint (which was not certified by peer review) is the author/funder, who has granted bioRxiv a license to display the preprint in perpetuity. It is made available under aCC-BY-NC-ND 4.0 International license. Atherton, Schärer & Jondelius Microstomidae !2(67! ) Abstract Microstomidae (Platyhelminthes: Macrostomorpha) diversity has been almost entirely ignored within recent years, likely due to inconsistent and often old taxonomic literature and a general rarity of sexually mature collected specimens. Herein, we reconstruct the phylogenetic relationships of the group using both previously published and new 18S and CO1 gene sequences. We present some taxonomic revisions of Microstomidae and further describe 8 new species of Microstomum based on both molecular and morphological evidence. Finally, we brieYly review the morphological taxonomy of each species and provide a key to aid in future research and identiYication that is not dependent on reproductive morphology. Our goal is to clarify the taxonomy and facilitate future research into an otherwise very understudied group of tiny (but important) Ylatworms. -
The Larva of Mecistogaster Amalia (Odonata: Pseudostigmatidae)
Received 04 June 2009; revised and accepted 09 September 2009 The larva of Mecistogaster amalia (Odonata: Pseudostigmatidae) Javier Muz6n, Soledad Weigel Munoz & Raul Ernesto Campos lnstituto de Limnologfa "Dr. R.A. Ringuelet'; (CONICET- CCT La Plata), C.C. 712, 1900, La Plata, Argentina. <[email protected]> Key words: Odonata, dragonfly, Mecistogaster amalia, Pseudostigmatidae, larva, phytotelmata. ABSTRACT The final larval stadium of Mecistogaster amalia is described and illustrated for the first time based on one female collected in a tree hole in Misiones province, Argen tina, and compared with all known larvae of related genera. Larval morphology of Pseudostigmatidae is briefly discussed. INTRODUCTION Pseudostigmatidae include 17 species in five neotropical genera, i.e. Anomisma McLachlan, 1877, Mecistogaster Rambur, 1842, Megaloprepus Rambur, 1842, Microstigma Rambur, 1842, and Pseudostigma Selys, 1860. This family includes the longest species in the order Odonata, all of which as far as known breed exclu sively in phytotelmata as does its East African sister group Coryphagrion grandis Morton, 1924 (Corbet 1999: 145; Clausnitzer & Lindeboom 2002; Fincke 2005; Groeneveld et al. 2007). Final stadium larvae of Mecistogaster linearis (Fabricius, 1776), M. modesta Se lys, 1860, M. ornata Rambur, 1842, M. asticta Selys, 1860, Microstigma rotunda tum Selys, 1860, M. maculatum Hagen in Selys, 1860, Megaloprepus caerulatus (Drury, 1782), and Pseudostigma aberrans Selys, 1860 have been described so far (Calvert 1911; Novelo Gutierrez 1993; Ramirez 1995, 1997; Westfall & May 1996; Hedstrom & Sahlen 2003; Sahlen & Hedstrom, 2005; Lencioni 2006; De Marmels 2007; Neiss et al. 2008). Mecistogaster is the most speciose genus within Pseudostigmatidae including 10 species, three of which are recorded from Argentina: M. -
Dear Author, Here Are the Proofs of Your Article. • You Can Submit Your
Dear Author, Here are the proofs of your article. • You can submit your corrections online, via e-mail or by fax. • For online submission please insert your corrections in the online correction form. Always indicate the line number to which the correction refers. • You can also insert your corrections in the proof PDF and email the annotated PDF. • For fax submission, please ensure that your corrections are clearly legible. Use a fine black pen and write the correction in the margin, not too close to the edge of the page. • Remember to note the journal title, article number, and your name when sending your response via e-mail or fax. • Check the metadata sheet to make sure that the header information, especially author names and the corresponding affiliations are correctly shown. • Check the questions that may have arisen during copy editing and insert your answers/ corrections. • Check that the text is complete and that all figures, tables and their legends are included. Also check the accuracy of special characters, equations, and electronic supplementary material if applicable. If necessary refer to the Edited manuscript. • The publication of inaccurate data such as dosages and units can have serious consequences. Please take particular care that all such details are correct. • Please do not make changes that involve only matters of style. We have generally introduced forms that follow the journal’s style. Substantial changes in content, e.g., new results, corrected values, title and authorship are not allowed without the approval of the responsible editor. In such a case, please contact the Editorial Office and return his/her consent together with the proof. -
Nabs 2004 Final
CURRENT AND SELECTED BIBLIOGRAPHIES ON BENTHIC BIOLOGY 2004 Published August, 2005 North American Benthological Society 2 FOREWORD “Current and Selected Bibliographies on Benthic Biology” is published annu- ally for the members of the North American Benthological Society, and summarizes titles of articles published during the previous year. Pertinent titles prior to that year are also included if they have not been cited in previous reviews. I wish to thank each of the members of the NABS Literature Review Committee for providing bibliographic information for the 2004 NABS BIBLIOGRAPHY. I would also like to thank Elizabeth Wohlgemuth, INHS Librarian, and library assis- tants Anna FitzSimmons, Jessica Beverly, and Elizabeth Day, for their assistance in putting the 2004 bibliography together. Membership in the North American Benthological Society may be obtained by contacting Ms. Lucinda B. Johnson, Natural Resources Research Institute, Uni- versity of Minnesota, 5013 Miller Trunk Highway, Duluth, MN 55811. Phone: 218/720-4251. email:[email protected]. Dr. Donald W. Webb, Editor NABS Bibliography Illinois Natural History Survey Center for Biodiversity 607 East Peabody Drive Champaign, IL 61820 217/333-6846 e-mail: [email protected] 3 CONTENTS PERIPHYTON: Christine L. Weilhoefer, Environmental Science and Resources, Portland State University, Portland, O97207.................................5 ANNELIDA (Oligochaeta, etc.): Mark J. Wetzel, Center for Biodiversity, Illinois Natural History Survey, 607 East Peabody Drive, Champaign, IL 61820.................................................................................................................6 ANNELIDA (Hirudinea): Donald J. Klemm, Ecosystems Research Branch (MS-642), Ecological Exposure Research Division, National Exposure Re- search Laboratory, Office of Research & Development, U.S. Environmental Protection Agency, 26 W. Martin Luther King Dr., Cincinnati, OH 45268- 0001 and William E. -
R E S E a R C H / M a N a G E M E N T Aquatic and Terrestrial Flatworm (Platyhelminthes, Turbellaria) and Ribbon Worm (Nemertea)
RESEARCH/MANAGEMENT FINDINGSFINDINGS “Put a piece of raw meat into a small stream or spring and after a few hours you may find it covered with hundreds of black worms... When not attracted into the open by food, they live inconspicuously under stones and on vegetation.” – BUCHSBAUM, et al. 1987 Aquatic and Terrestrial Flatworm (Platyhelminthes, Turbellaria) and Ribbon Worm (Nemertea) Records from Wisconsin Dreux J. Watermolen D WATERMOLEN Bureau of Integrated Science Services INTRODUCTION The phylum Platyhelminthes encompasses three distinct Nemerteans resemble turbellarians and possess many groups of flatworms: the entirely parasitic tapeworms flatworm features1. About 900 (mostly marine) species (Cestoidea) and flukes (Trematoda) and the free-living and comprise this phylum, which is represented in North commensal turbellarians (Turbellaria). Aquatic turbellari- American freshwaters by three species of benthic, preda- ans occur commonly in freshwater habitats, often in tory worms measuring 10-40 mm in length (Kolasa 2001). exceedingly large numbers and rather high densities. Their These ribbon worms occur in both lakes and streams. ecology and systematics, however, have been less studied Although flatworms show up commonly in invertebrate than those of many other common aquatic invertebrates samples, few biologists have studied the Wisconsin fauna. (Kolasa 2001). Terrestrial turbellarians inhabit soil and Published records for turbellarians and ribbon worms in leaf litter and can be found resting under stones, logs, and the state remain limited, with most being recorded under refuse. Like their freshwater relatives, terrestrial species generic rubric such as “flatworms,” “planarians,” or “other suffer from a lack of scientific attention. worms.” Surprisingly few Wisconsin specimens can be Most texts divide turbellarians into microturbellarians found in museum collections and a specialist has yet to (those generally < 1 mm in length) and macroturbellari- examine those that are available. -
INSECTS of PANAMA and MESOAMERICA Selected Studies
See discussions, stats, and author profiles for this publication at: https://www.researchgate.net/publication/235961051 Behavioral ecology of the giant damselflies of Barro Colorado Island, Panama(Odonata: Zygoptera: Pseudostigmatidae) Chapter · January 1992 CITATIONS READS 34 154 1 author: Ola Fincke University of Oklahoma 70 PUBLICATIONS 2,753 CITATIONS SEE PROFILE Some of the authors of this publication are also working on these related projects: Why blue and green?: an examination of the rationale behind E. hageni damselfly coloration (Undergraduate Honors Thesis) View project Sexual Conflict and Cooperation in Odonata View project All content following this page was uploaded by Ola Fincke on 22 May 2014. The user has requested enhancement of the downloaded file. INSECTS OF PANAMA AND MESOAMERICA Selected Studies Edited by DIOMEDES QUINTERO Museo de Invertebrados 'G. B. Fairchild' Univesidad de Panama Estafeta Universitaria, Panama and ANNETTE AIELLO Smithsonian Tropical Research Institute Box 2072, Balboa, Ancon, Panama Oxford New York Tokyo OXFORD UNIVERSITY PRESS 1992 SEVEN Behavioural ecology of the Giant Damselflies of Barro Colorado Island, Panama ( Odonata: Zygoptera: Pseudostigmatidae) OLA M. FINCKE INTRODUCTION graceful flight make these damselflies a notable attraction both visitors (e.g. Calvert 1908,1911, 1923) and natives The Pseudostigmatidae is a small family of giant damselflies Geijskes 1975) of neotropical forests. The unusual biology whose distribution is limited to New World lowland or montane this family illustrates the potential of odonates to adapt to life forests (below l200m) from Mexico to Bolivia (Table 7.1, in neotropical forests, where the standing water required by see also Calvert 1908). The family is so named because the their aquatic larvae is often scarce (Note 1). -
Pdf (Last Access at 23/November/2016)
Biota Neotropica 17(3): e20160310, 2017 www.scielo.br/bn ISSN 1676-0611 (online edition) Inventory Odonates from Bodoquena Plateau: checklist and information about endangered species Ricardo Koroiva1*, Marciel Elio Rodrigues2, Francisco Valente-Neto1 & Fábio de Oliveira Roque1 1Universidade Federal do Mato Grosso do Sul, Instituto de Biociências, Cidade Universitária, 79070-900, Campo Grande, MS, Brazil 2 Universidade Estadual de Santa Cruz, Departamento de Ciências Biológicas, Rod. Jorge Amado, km 16, 45662-900, Ilhéus, BA, Brazil *Corresponding author: Ricardo Koroiva, e-mail: [email protected] KOROIVA, R., RODRIGUES, M.E., VALENTE-NETO, F., ROQUE, F.O. Odonates from Bodoquena Plateau: checklist and information about endangered species. Biota Neotropica. 17(3): e20160310. http://dx.doi.org/10.1590/1676- 0611-BN-2016-0310 Abstract: Here we provide an updated checklist of the odonates from Bodoquena Plateau, Mato Grosso do Sul state, Brazil. We registered 111 species from the region. The families with the highest number of species were Libellulidae (50 species), Coenagrionidae (43 species) and Gomphidae (12 species). 35 species are registered in the IUCN Red List species, four being Data Deficient, 29 of Least Concern and two species being in the threatened category. Phyllogomphoides suspectus Belle, 1994 (Odonata: Gomphidae) was registered for the first time in the state. Keywords: Dragonfly, Damselfly, inventory, Cerrado, Brazil Libélulas da Serra da Bodoquena: lista de espécies e informações sobre espécies ameaçadas Resumo: Nós apresentamos um inventário atualizado das espécies de libélulas ocorrentes na Serra da Bodoquena, Estado de Mato Grosso do Sul, Brasil. Nós registramos 111 espécies para a região. As famílias com o maior número de espécies foram Libellulidae (50 espécies), Coenagrionidae (43 espécies) e Gomphidae (12 espécies). -
On the Origin of Cryptic Species: Insights from the Stygocapitella Species Complex
On the Origin of Cryptic Species: Insights from the Stygocapitella species complex José Cerca Thesis submitted for the degree of Philosophiae Doctor Natural History Museum Faculty of Mathematics and Natural Sciences University of Oslo 2019 "The beauty and brilliancy of this insect are indescribable, and none but a naturalist can understand the intense excitement I experienced when I at length captured it. On taking it out of my net and opening the glorious wings, my heart began to beat violently, the blood rushed to my head, and I felt much more like fainting than I have done when in apprehension of immediate death. I had a headache the rest of the day, so great was the excitement produced by what will appear to most people a very inadequate cause." Alfred Russel Wallace “Em cada esquina um amigo, em cada rosto igualdade.” (In each corner a friend, in each face equality) José Afonso – Zeca “Não sou nada. Nunca serei nada. Não posso querer ser nada. À parte disso, tenho em mim todos os sonhos do mundo.” (I am nobody. I will never be anything. I cannot desire to be anything. Other than this, I hold every dream in the world.) Fernando Pessoa Contents Acknowledgements Page 1 List of manuscripts and appendices included Page 5 Summary Page 7 Introduction Page 9 Methods and materials Page 13 Main findings and Discussion Page 21 References Page 46 Manuscripts and appendices Page 57 José Cerca – On the Origin of Cryptic Species: Insights from the Stygocapitella species complex Acknowledgments I belong to a lineage from Portugal’s rural interior. -
Mecistogaster Amalia (Burmeister) Odonata: Pseudostigmatidae: First Record from Rio Grande Do Sul State, Brazil
ISSN 1983-0572 Publicação do Projeto Entomologistas do Brasil www.ebras.bio.br Mecistogaster amalia (Burmeister) Odonata: Pseudostigmatidae: First Record from Rio Grande do Sul State, Brazil A Marina Schmidt Dalzochio¹, Yuji Urakami² & Iberê Farina Machado¹ 1. University of Vale do Rio dos Sinos (UNISINOS), Laboratory of Ecologia e Conservação de Ecossistemas Aquáticos, e-mail: IC [email protected] (Autor para correspondência ), [email protected]. 2. Biota Soluções Ambientais, e-mail: [email protected]. _____________________________________ EntomoBrasilis 4 (2): 78-79 (2011) TÍF Abstract. Mecistogaster is a New World genus of Pseudostigmatidae (Odonata) that is poorly studied due to its preference for flying in forest clearings and trails. In Brazil, only one endemic species, Mecistogaster amalia (Burmeister), is known. The distribution of M. amalia extends from Southest Brazil (Rio de Janeiro and São Paulo states) to Argentina. Herein, we report M. amalia for the first time in Rio Grande do Sul State, Southern Brazil. This record extends the species’ range ca. 630 km from the previous report at Paranaense Forest in Misiones province. Keywords: Distribution; Phytotelma; Zygoptera IEN Mecistogaster amalia (Burmeister) Odonata: Pseudostigmatidae: Primeiro Registro para o Estado do Rio Grande do Sul, Brasil Resumo. Mecistogaster é um gênero da Família Pseudostigmatidae, restrito ao Novo Mundo e pobremente estudado devido sua preferencia por clareiras e trilhas dentro de matas. No Brasil, apenas uma espécie é conhecida, Mecistogaster amalia (Burmeister). A distribuição de M. amalia se estende do sudeste do Brasil (nos estados do Rio de Janeiro e São Paulo) até a Argentina. Aqui, reportamos pela primeira vez M. amalia para o estado do Rio Grande do Sul State, Sul do Brasil. -
Parasitic Flatworms
Parasitic Flatworms Molecular Biology, Biochemistry, Immunology and Physiology This page intentionally left blank Parasitic Flatworms Molecular Biology, Biochemistry, Immunology and Physiology Edited by Aaron G. Maule Parasitology Research Group School of Biology and Biochemistry Queen’s University of Belfast Belfast UK and Nikki J. Marks Parasitology Research Group School of Biology and Biochemistry Queen’s University of Belfast Belfast UK CABI is a trading name of CAB International CABI Head Office CABI North American Office Nosworthy Way 875 Massachusetts Avenue Wallingford 7th Floor Oxfordshire OX10 8DE Cambridge, MA 02139 UK USA Tel: +44 (0)1491 832111 Tel: +1 617 395 4056 Fax: +44 (0)1491 833508 Fax: +1 617 354 6875 E-mail: [email protected] E-mail: [email protected] Website: www.cabi.org ©CAB International 2006. All rights reserved. No part of this publication may be reproduced in any form or by any means, electronically, mechanically, by photocopying, recording or otherwise, without the prior permission of the copyright owners. A catalogue record for this book is available from the British Library, London, UK. Library of Congress Cataloging-in-Publication Data Parasitic flatworms : molecular biology, biochemistry, immunology and physiology / edited by Aaron G. Maule and Nikki J. Marks. p. ; cm. Includes bibliographical references and index. ISBN-13: 978-0-85199-027-9 (alk. paper) ISBN-10: 0-85199-027-4 (alk. paper) 1. Platyhelminthes. [DNLM: 1. Platyhelminths. 2. Cestode Infections. QX 350 P224 2005] I. Maule, Aaron G. II. Marks, Nikki J. III. Tittle. QL391.P7P368 2005 616.9'62--dc22 2005016094 ISBN-10: 0-85199-027-4 ISBN-13: 978-0-85199-027-9 Typeset by SPi, Pondicherry, India.