Know Your Watershed (great Purdue site)
Doing a Stream Study (from Save Our Streams)
Volunteer Monitoring
Limnology
Techniques and Morphometrics
Streamkeeper's Catalog (Streamkeeper's Field Guide and monitoring equipment)
Earth Force Catalog (stream monitoring kits)
Earth Force Catalog (stream monitoring kits)
Aquatic Research Instruments
Ichthyology Web Resources (Everything you ever wanted to know about fishes)
eNature's Fish Field Guide (good photos and information)
Native Fish Conservancy Gallery (you'll need the scientific name)
FishBase
Fish Information Server (FINS) Index
TNHC - North American Fish Index
Catalog of Species of Fishes
U.S. Geological Survey: Nonindigenous Fish Distribution Information (Fishies in the wrong place)
Salmon (an introduction)
The Salmon's Life Cycle
Salmon Biology
Salmon Life-Cycle
Eureka Diatoms: Nature's Marble
Diatom Home Page
Diatom Collection of the California Academy of Sciences
Plankton key (with photos)
Phytoplankton Image Library
Algal Image Archive
Algae Image Laboratory
Aquatic Plant Image Library
(Macrophytes)
Benthic Macroinvertebrates
EPA's Benthic Macroinvertebrates site
The Zoobenthos of Freshwaters (advanced study)
Freshwater Benthic Ecology and Aquatic Entomology (advanced study)
Aquatic Insects
Key to Aquatic Macroinvertebrates (all macroinvertebrate taxa, with photos)
Key to Macroinvertebrate Life (chart developed by Univ. of Wisconsin-Extension)
Aquatic Invertebrate Identification (beautiful, basic site from DuluthStreams, mostly insects)
Watersheds
Riparian Buffers
EPA's Benthic Macroinvertebrates site
Freshwater Benthic Ecology and Aquatic Entomology Homepage
Benthic Macroinvertebrates and Water Quality
A Closer Look at Benthic Macroinvertebrates (a discussion of stream ecology)
Benthic Macroinvertebrates and the River Ecosystem
Animal Legal & Historical Center (Detroit College of Law)
Water Wildlife
Stream Net
Boulder Area Sustainability Information Network (BASIN)
Wildlife Interest Group (International treaties, agreements, reports, resolutions)
Wildlife Interest Group (New international documents)
American Rivers Online
International Rivers Network
African Rainforest and River Conservation
Center for Watershed Protection
European Rivers Network & RiverNet
Desert Fishes Council
Global Rivers Environmental Education Network (GREEN)
The Izaak Walton League
Native Fish Conservancy
Native Fish Australia
Native Fish Society
North American Native Fishes Association (NANFA)
Trout Unlimited
River Network (links people to information, resources, and services)
Eco-Portal - the EnvironmentalSustainability Source
Water Conserve: Water Conservation Portal
River Restoration - DMOZ search engine
Fishing and Fishes - DMOZ search engine
Aquatic Ecology - DMOZ search engine
Biology - DMOZ search engine (Methods, statistics, instruments, kits, etc.)
Electronic Zoo/NetVet Veterinary Resources - Fish Sites
Bill's Wildlife Sites
N.A. Benthological Society links (a terrific collection)
A huge list of links for freshwater systems
Wildlife Resources on the Internet
U.S. Fish and Wildlife Service
U.S. Geological Survey: Water Resources of the United States
U.S. Environmental Protection Agency
Fisheries Western Australia
