Aquatic Insects 
A Guide to Common Freshwater Invertebrates of North America by Reese Voshell
An Introduction to the Aquatic Insects of North America by R.W. Merritt
Dave Whitlock’s Guide to Aquatic Trout Foods by Dave Whitlock
Hatch Guide For Lakes by Jim Schollmeyer
Hatch Guide for Western Streams by Jim Schollmeyer

Field Guides 
Wild at Heart: A Natural History Guide by Janis Huggins
The Natuarlist's Guide to the Southern Rockies by Audrey DeLella Benedict
Amphibians and Reptiles in Colorado by Geoffrey Hammerson
Field Guide to Insects & Spiders by National Audubon Society
Guide to Colorado Wildflowers by G.K. Guennel
Mammals of Colorado by James Fitzgerald
The Birder’s Handbook by Paul Ehrlich
Rocky Mountain Birds by Garrick Pfaffman
Rocky Mountain Mammals by Garrick Pfaffman
Rocky Moutnain Plants by Garrick Pfaffman

Curriculum Guides
Conserve Water Educator’s Guide by The Watercourse
Discover a Watershed: The Colorado by The Watercourse 
Healthy Water, Healthy People by The Watercourse
Project WET by The Watercourse
Project WILD Aquatic
Watershed Dynamics by William Carlsen
WOW! The Wonders of Wetlands by The Watercourse

Water Law and Policy
A Landowner’s Guide to Western Water Rights by Mary Ellen Wolfe
Water Law by David Getches
Western Water Made Simple by Editors of High Country News
Searching Out the Headwaters - Change and Rediscovering in Western Water Policy by Sarah F. Bates, David H. Getches, Lawrence J. MacDonnell, Charles F. Wilkerson
Water, Land & Law in the West - The Limits of Public Policy, 1850-1920 by Donald J. Pisani
Forging New Rights in Western Waters by Robert G. Dunbar

Water in the West
Running Dry, A Journey From Source to Sea Down the Colorado River, by Jonathan Waterman
From Reclamation to Sustainability - Water, Agriculture and the Environment in the American West by Lawrence J. MacDonnell
Rivers of Empire - Water, Aridity and Growth of the American West by Donald Worster
Cadillac Desert: The American West and Its Disappearing Water by Mark Reisner
Atlas of the New West by Center of the American West
Colorado River Controversies by Robert Brewster Stanton
A Story That Stands Like a Dam: Glen Canyon and the Struggle for the Soul of the American West by Russell Martin

Water Quality
Field Manual for Water Quality Monitoring by Mark Mitchell
Streamkeeper’s Field Guide by Tom Murdoch
The Biology of Lakes and Ponds by Christer Bronmark
The Biology of Streams and Rivers by Paul Giller

General/Other
Grassland to Glacier by Cornelia Fleischer Mutel & John Emerick
The Kids’ Book of Weather Forecasting by Mark Breen
The Practical Geologist by Dougal Dixon
Watersheds by Clive Dobson
Winter: An Ecological Handbook by James Halfpenny

Literature
The Abstract Wild by Jack Turner
Water: A Natural History by Alice Outwater
Where the Bluebird Sings to the Lemonade Springs by Wallace Stegner
A River No More - The Colorado River and the West by Philip L. Fradkin
The Sound of Mountain Water - The Changing American West by Wallace Stegner
The Inward Morning - A Philosophical Exploration in Journal Form  by Henry Bugbee
The Colorado by Frank Waters
Run, River Run: A Naturalist's Journey Down One of the Great Rivers of the American West by Ann Zwinger
The Place No One Knew by Eliot Porter
Beyond the Hundredth Meridian: John Wesley Powell and the Second Opening of the American West by Wallace Stegner
The Doing of the Thing: The Brief, Brilliant Whitewater Career of Buzz Holmstrom by Welch, Conley, and Dimock