Analysts, students, ecologists and taxonomists are encouraged to provide content by becoming a contributor to the Diatoms of North America project. See the elements required for taxon pages.

Contributors of 100+ Taxa

Loren Bahls

Faculty Affiliate Environmental Studies, The University of Montana

Mark Edlund

Content Editor, Centric Diatoms Diatoms of North America, Editoral Review Board

Senior Scientist Science Museum of Minnesota

Pat Kociolek

Director University of Colorado Museum of Natural History

Professor Ecology and Evolutionary Biology, CU-Boulder

Rex Lowe

Professor Emeritus Bowling Green State University

Marina Potapova

Content Editor, Monoraphid Diatoms Diatoms of North America, Editoral Review Board

Curator Diatom Herbarium, Academy of Natural Sciences of Philadelphia, Drexel University

Sarah Spaulding

Content Editor, Symmetric Biraphid Diatoms Diatoms of North America, Editoral Review Board

Ecologist US Geological Survey

Contributors of 10-99 Taxa

Lane Allen

PhD Student University of Colorado

Laura Aycock

Content Editor Diatoms of North America, Editoral Review Board

Collections Manager Academy of Natural Sciences of Drexel University

Ian Bishop

Content Editor, Araphid Diatoms Diatoms of North America, Editoral Review Board

Graduate Student Graduate School of Oceanography, University of Rhode Island

David R.L. Burge

Content Editor, Araphid and Centric Diatoms Diatoms of North America, Editoral Review Board

Assistant Scientist St. Croix Watershed Research Station

Phytoplankton Scientist Natural Resources Research Institute

Adjunct Faculty Iowa Lakeside Laboratory/Ecology and Systemmatics of Diatoms

Jonathan English

Research Assistant Diatom Herbarium, Academy of Natural Sciences Philadelphia

Tom Frankovich

Content Editor, Marine Diatoms Diatoms of North America, Editoral Review Board

Assistant Research Professor Center for Coastal Oceans Research, Institute of Water and Environment, Florida International University

Paula Furey

Content Editor, Eunotioid Diatoms Diatoms of North America, Editoral Review Board

Freshwater Ecologist Department of Biology, St. Catherine University

Carrie Graeff

Research Assistant University of Colorado

Paul Hamilton

Curator Canadian Museum of Nature

Elena Jovanovska

Postdoctoral Fellow Department of Animal Ecology and Systematics, Justus Liebig University, Geissen Germany

Micaela Kersey

Undergraduate Student Dexel University

Gina LaLiberte

Research Scientist Wisconsin Department of Natural Resources

Sylvia Lee

Biologist U.S. Environmental Protection Agency

Kalina Manoylov

Assistant Professor Georgia College and State University

Eduardo A. Morales

Researcher Laboratório da Água, Universidade de Évora

Natasha Phillips

Research Assistant INSTAAR, University of Colorado

Meredith Tyree Polaskey

Medical Student Chicago Medical School, Rosalind Franklin University of Medicine and Science

Sam Rushforth

Dean (retired) School of Science/Health, Utah Valley University

Rosalina Stancheva

Chief Scientist California State University San Marcos

Joshua Stepanek

Ph.D. Student University of Colorado

Melissa Vaccarino

Algal Taxonomist EnviroScience, Inc.

Jana Veselá

Ph.D. Student University of South Bohemia, České Budějovice

Diane Winter

Freshwater and marine diatomist Independent

Contributors of 0-9 Taxa

Heidi Abresch

PhD Student Ecology and Evolution, The University of Montana

Elizabeth Alexson

Research Staff Scientist Natural Resources Research Institute, University of Minnesota Duluth

Lisa Allinger

Research Fellow Natural Resources Research Institute, University of Minnesota Duluth

Andrew Alverson

Assistant Professor University of Arkansas

Natalie Aranda

Master’s Student Environmental Engineering, University of Colorado - Boulder

Cassandra Araujo

MSc Student Biology, Ball State University

Emilie Arseneault

PhD Student Université Laval

Matt Ashworth

Research Affiliate UTEX Culture Collection of Algae, Department of Molecular Biosciences, University of Texas, Austin

Ehsan Atazadeh

Associate Professor of Ecology Department of Plant, Cell and Molecular Biology, Faculty of Natural Sciences, University of Tabriz, Iran

Isabelle Atchia

Researcher U.S. Geological Survey

Behnaz Balmaki

PhD Student University of Nevada, Reno

Brad Bartelme

Ecologist EnviroScience

Jen Beals

Ph.D. Student University of Arkansas

Becky Bixby

Research Assistant Professor University of New Mexico and Museum of Southwestern Biology

Dan Bogan

Aquatic Ecology Research Professional Alaska Natural Heritage Program, University of Alaska Anchorage

Lynn Brant

Emeritus Professor of Geology University of Northern Iowa

Ellie Broadman

PhD Student Northern Arizona University

Sydney Brown

M.S. Student Georgia College & State University

Karolina Bryłka

Research engineer Lund University

Andrew Burgess

Undergraduate Student University of Iowa

Beth Caissie

Physical Scientist US Geological Survey

Alec Camp

Laboratory Assistant Environmental Studies, Ecology and Evolutionary Biology, University of Colorado

Marco Cantonati

Research Scientist & Taxonomy Coordinator Phycology Section, Patrick Center for Environmental Research

Hunter Carrick

Professor of Aquatic Ecology Dept. of Biology & Institute for Great Lakes Research, Central Michigan University

Michelle Chaput

Doctoral candidate, Geography Department University of Ottawa, Ontario, Canada

Victoria Chraibi

Associate Professor Tarleton State University, Texas

Margaret Christie

PhD Student University of Delaware

Ionel Ciugulea

Algal Taxonomist Algae Consulting Inc.

Laura Lopera Congote

Master's Student Indiana State University, Department of Earth and Environmental Systems

Savannah Cutler

Master’s Student Earth and Planetary Science, University of New Mexico

William Daniels

Ph.D. Student Geology Department, Brown University and Marine Biological Laboratory

August Danz

Research Assistant University of Colorado, Museum of Natural History

Clint Davis

Algal Taxonomist/Ecologist Rhithron Associates, Inc.

Dawn DeColibus

M.S. Student Ball State University

Jessica DePaolis

Ph.D. Student Geosciences Department, Virginia Tech

Nina Desianti

J.C. Kingston Fellow Iowa Lakeside Laboratory, Ecology and Systematics of Diatoms

Sydney Diamond

M.S. Student University of Vermont

Lisa Doner

Assistant Professor of Environmental Science Center for the Environment, Plymouth State University

Kevin Dong

Undergraduate Student University of Iowa

Anna Drahos

Undergraduate student Iowa State University

Gareth Elder

Undergraduate Microscopy Student Central Michigan University

Connor Ellertson

Undergraduate Student University of Colorado

Meredith Emery

M.S. Student Florida International University

Mihaela Enache

Research Scientist The State of New Jersey

Peter Fedrigon

Undergraduate student University of Iowa

Ayowole Fifo

M.S. Student Geology Department, University of Nevada, Reno

Mac Flack

Undergraduate Student University of Iowa Department of Environmental Sciences

Naomi Friedman

Undergraduate Student Drexel University

Alison Frohn

Algal Taxonomist EnviroScience, Inc.

Lauren Fuelling

M.S. Student Ohio University, Athens, Ohio

Evelyn Gaiser

Professor of Biological Sciences Southeast Environmental Research Center, Florida International University

Joanna Gauthier

PhD Student McGill University, Montreal, Quebec, Canada

Cheryl Allen Gilpin

Geoscientist / Microfossil Taxonomist / Photomicroscopy Artist Werner Museum of Natural History: Center for Research, Collections and Art Galleries Huntsville, Texas

Jennifer Greenwood

Professor Department of Biological Sciences, University of Tennessee at Martin

Catharina Grubaugh

Ph.D. Student Fordham University

Veronica A. Hamilton

M.S. student Wyatt Lab at Ball State University, Muncie, IN

Tanya Hannis

Undergraduate Student University of Colorado, Boulder

Kaitlin Hatcher

Undergraduate in Biology and MAT of Science Education University of Iowa

Jaime Zebill Haueter

M.S. Student South Dakota School of Mines & Technology

Sonja Hausmann

Research Scientist Phycology, Patrick Center for Environmental Research

Julianne Heinlein

Aquatic Ecologist Great Lakes Environmental Center

Patricia Heiser

Associate Professor, Earth & Environmental Science Carroll College

Director, Environmental Science Program Carroll College

Alica Hindáková

Senior Researcher Institute of Botany SAS, Plant Science and Biodiversity Center, Bratislava, Slovakia

Joy Ramstack Hobbs

Associate Scientist St. Croix Watershed Research Station, Science Museum of Minnesota

Natalie Hoidal

Undergraduate Student University of Minnesota, Morris

Samantha Hormiga

MS Student, Biology Florida International University

Kerry Howard

Truckee Meadows Community College

Kui Hu

Ph.D. Student Biology Department, Environmental and Conservation Sciences Program, North Dakota State University

Mariena Hurley

Interim Section Lead of Phycology Patrick Center for Environmental Research Academy of Natural Sciences of Drexel University

Hanna Innocent

M.S. Student Biological Sciences Department, Florida International University

Lena Ivarsson

Undergraduate Student Södertörn University, Stockholm, Sweden

Joy Jackson

Ph.D. Student Environmental Science Department, The University of Toledo

Briana Johnson

M.S. Student Univerity of Nevada, Reno

Katie Johnson

Research Analyst Florida International University

Justin Kenneth Jones

M.S. Student Towson University

Elaine Jordan

Undergraduate student, Research Assistant University of Iowa, Department of Earth and Environmental Sciences

Cassidy Joyce

Undergraduate Drexel University

Matthew Julius

Professor St. Cloud State University

Ingrid Jüttner

Research Curator of Diatoms National Museum of Wales

ShaRee Kachmarzinski

Diatom Enthusiast Metro State University

Brina Kamae

Stream Ecologist / Lab Technician California State University, Long Beach

Matthew Keith

Undergraduate Student University of Iowa

Sara Khan

PhD Student, Environmental Science University of Pittsburgh

Somayyeh Kheiri

Research Scientist Research Institute of Forests and Rangelands, National Botanical Garden, Tehran, Iran

Rob Kimmich

Content Editor, Glossary Diatoms of North America, Editorial Review Board

Paige M. Kleindl

PhD Student Biology, Florida International University

Tyler Kohler

Ph.D. Student University of Colorado

Diana W. Krawczyk

Scientist Greenland Institute of Natural Resources, Greenland

Jana Kulichová

Assistant Professor Faculty of Science, Charles University

Horst Lange-Bertalot

Professor Goethe-Universität Frankfurt am Main (retired)

Abby Latanich

Aquatic Scientist University of Minnesota, Natural Resources Research Institute

Sylvia Leppik

Research and Curation Assistant, Diatom Herbarium The Academy of Natural Sciences of Drexel University

Zlatko Levkov

Professor Institute of Biology, Faculty of Natural Sciences and Mathematics, Republic of Macedonia

Stacy Levy

Artist

Paige Liebrecht

Undergraduate student Earth and Environmental Sciences, University of Iowa

Audrey Limoges

Associate Professor Earth Sciences at the University of New Brunswick, Fredericton Canada

Jacob Lister

Undergraduate Student East Tennessee State University

Christopher S. Lobban

Professor Emeritus University of Guam

Tiia Luostarinen

Doctoral Researcher Environmental Change Research Unit, Ecosystems and Environment Research Programme, Faculty of Biological and Environmental Sciences, University of Helsinki, Helsinki, Finland

Gosia Mahoney

Graduate Student University of Nebraska, Lincoln

Steve Main

Professor emeritus Retired, Wartburg College

Heera Malik

Phycologist (Staff Scientist) Rhithron Associates Inc., Montana

Ph.D. Ecology and Environmental Sciences University of Maine

Daiana Markarian

Undergraduate Student Drexel University

Eric Massa

M.S. Student Florida International University

Viviana Mazzei

PhD Student Florida International University

Nicole McConnell

M.S. Student Iowa State University, Ames Iowa

Oliver McLellan

Ph.D. Candidate The Ohio State University

Dennis Vander Meer

Diatomist Rhithron Associates, Inc., 33 Fort Missoula Rd., Missoula, MT 59804

Sergio Mendoza

Undergraduate Student, Stream Ecologist California State University, Long Beach

Anna Mengjie Yu

Ph.D. Student Department of Plant Biology, The University of Texas at Austin

Ditmar Metzeltin

Accomplished Diatomist Unaffiliated

Drew Meyers

Undergraduate Student University of Colorado Boulder

Joe Mohan

Post Doctoral Fellow University of California Irvine

Liz Morgan

M.S. Student, Department of Geosciences Brigham Young University

Teofil Nakov

Postdoctoral Researcher University of Arkansas

Karen Neil

Ph.D. Student, Department of Geography University of Ottawa, Ontario, Canada

Steve Nelson

Professor of Geochemistry Department of Geological Sciences, Brigham Young University

Paula Noble

Professor University of Nevada Reno

Emily Nodine

Ph.D. Student Florida International University, Miami FL

Ian O'Malley

Undergraduate Student, Coop Program Drexel University

Nadja Ognjanova-Rumenova

Associate Professor Bulgarian Academy of Sciences

Megan Otu

Postdoctoral Fellow INSTAAR, University of Colorado

Christof Pearce

Assistant Professor Department of Geoscience, Aarhus University, Denmark

Marge Penton

Diatom Enthusiast Rocky Mountain Biological Lab

Frank Pickett

Diatomist Unaffiliated

Megan Powers

Undergraduate Student University of Iowa

Jaclyn Rarick

Undergraduate student University of Iowa

Euan Reavie

Senior Research Associate & Assistant Center Director Natural Resources Research Institute, Duluth

Rorie Reisner

Undergraduate Student Indiana State University

Nuphar Rimer

M.S. Student University of Wisconsin, Oshkosh

Hayden Ripple

Temporary Research Assistant Institute of Arctic and Alpine Research, University of Colorado

Stephanie Robson

Ph.D. Student Monash University, Australia

Barry Rosen

Biologist U.S. Geological Survey

Tahmineh Rouzbahani

Ph.D. Student Department of Integrative Biology, The University of Texas at Austin

Elizabeth Ruck

Research Associate University of Arkansas

Isabelle G. Rytlewski

M.S. Student, Conservation Biology and Research Assistant University of South Florida, St. Petersburg Campus

Lindsey Sahlmann

Ph.D. Student Natural Resources, University of Vermont

Aneliya Sakaeva

M.S. Student University of Colorado, Boulder

Eilleen Salas

M.S Student California State University, Long Beach

Nick Schulte

Research Scientist Jonah Ventures

Sarah Shainker

PhD Student University of Alabama at Birmingham

Tommy Shannon

PhD student Florida International University

Ethan Silvester

PhD student Lund University

Christian Sizemore

M.S. Student Indiana State University

Ryan Smazal

PhD Candidate Dundalk Institute of Technology

Thomas C. Smith

Ph.D. Student University of California, Santa Barbara, Dept. of Ecology, Evolution, and Marine Biology

Kathryn Smith

Ecologist U.S. Geological Survey

Kelsey Solomon

PhD Student University of Georgia

Janai Southworth

Guest Instructor Greater Farallones National Marine Sanctuary, NOAA

Nathan Spiekermann

Undergraduate Student University of Iowa

Riley Steptoe

Undergraduate Student University of West Georgia

Gene Stoermer

1934 - 2012

Professor Emeritus University of Michigan

Jeffery Stone

Content Editor Diatoms of North America, Editoral Review Board

Professor of Environmental Geosciences Indiana State University

Laurel Stratton

M.S. Student University of Nevada, Reno

Mike Sullivan

Emeritus Professor Biology Department, Mississippi State University

Editor (1990-2003) Diatom Research

Evan Thomas

Instructor (Tenure-Track) Waubonsee Community College

Tori Thrash

Undergraduate Student The College of Liberal Arts and Sciences, University of Iowa

Franco Tobias

Laboratory Manager Southeast Environmental Research Center, Florida International University

Irene Tunno

Paleoecologist University of Nevada, Reno

Dessie Underwood

Professor California State University Long Beach

Alex Valigosky

Freshwater Algal Taxonomist EnviroScience

Bart Van de Vijver

Diatomist National Botanic Garden of Belgium

Professor University of Antwerp

Wim van Egmond

Photography

Michael Van Gorp

Undergraduate Student University of Iowa

Lawrence Victor D. Vitug

University Research Associate UPLB Los Banos Ecoinformatics Laboratory

Jeremy Walls

M.S. student Ball State University

Kaarina Weckstrom

Paleoecologist University of Helsinki, Finland

Sydney Welch

Student Plymouth State University

Carrie White

M.S. Student University of British Columbia Okanagan, Kelowna, British Columbia, Canada

David Williams

Diatom Researcher Natural History Museum, London