Best Field Guides

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« Ontario Field Naturalist's Toolchest
Here is a roundup of what I believe to be the best field guides for each area of nature.  Taken all together these books cover a good proportion of the biodiversity in our area.

Birds

  • Birds (Advanced Birders) Sibley Field Guide to Birds of Eastern North America
    • Second edition in the works
  • Birds (Beginner to Intermediate) Peterson's Field Guide to the Birds of Eastern and Central North America, 6th edition
  • Birds (Apps) iBird Pro, The Sibley eGuide to the Birds of North America
  • Birds (Signs) Bird Tracks and Signs
  • Birds (Phishing) The Art of Phishing: How to Attract Birds by Mimicking Their Calls
  • Birds (Nests) Peterson's Field Guides: Eastern Birds' Nest
  • Birds (Feathers) Bird Feathers: A Guide to North American Species
  • Birds (Warblers) The Warbler Guide

Bugs

  • Bugs (Local) Bugs of Ontario
  • Bugs (Local) Insects of Algonquin Provincial Park
  • Bugs (Semi-local) Insects of the North Woods
  • Bugs (In general) bugguide.net
  • Bugs (In general) Peterson's A Field Guide to Insects
  • Bugs (In general) Kaufman Field Guide to Insects of North America
  • Bugs (Tracks and Signs) Tracks & Sign of Insects and Other Invertebrates
  • Butterflies Butterflies of the North Woods, 2nd Edition
  • Butterflies A Pocket Guide to Butterflies of Southern & Eastern Ontario
  • Butterflies Kaufman's Field Guide to Butterflies of North America
    • Butterflies of Ontario by ROM in the works
  • Butterflies (Caterpillars) Caterpillars in the Field and Garden: A Field Guide to the Butterfly Caterpillars of North America
  • Moths Moth Photographers Group
  • Moths Moths & Caterpillars of the North Woods
  • Moths Peterson Field Guide to Moths of Northeastern North America
  • Moths Le Guide des Papillons du Québec
  • Moths (Caterpillars) Caterpillars of Eastern North America
  • Dragonflies & Damselflies Field Guide to The Dragonflies and Damselflies of Algonquin Provincial Park and the Surrounding Area
    • Possible: Dragonflies of North America by Ed Lam
  • Dragonflies Dragonflies of the North Woods, 2nd Edition
  • Damselflies Damselflies of the Northeast
  • Beetles Peterson's A Field Guide to the Beetles
  • Tiger Beetles A Field Guide to the Tiger Beetles of the United States and Canada
  • Lady Beetles Lady Beetles of Ontario
  • Homoptera Field Guide To Grasshoppers, Katydids, And Crickets Of The United States
  • Homoptera Singing Insects Of North America
  • Bee Flies The Bee Flies (Diptera: Bombyliidae) of Ontario, with a Key to the Species of Eastern Canada
  • Deer Flies Tabanidae of Canada, east of the Rocky Mountains
  • Ants Ants of North America
  • Bumble Bees The Bumble Bees of Algonquin Provincial Park: A Field Guide
  • Scorpionflies Mecoptera of Ontario
  • Spiders Spiders of the North Woods
  • Crayfish crayfishontario.ca

Animals

  • Mammals (Tracks) Mammal Track and Signs
  • Mammals Mammals of North America, a Kaufman Focus Guide
  • Mammals Mammals of Ontario
  • Bats Photo Field Guide to Bats of Ontario
  • Bats Stokes Beginners Guide to Bats
  • Tracks Scats and Tracks of the Great Lakes
  • Tracks Animal Tracks (A Pocket Naturalist Guide)
  • Herpetofauna Amphibians and Reptiles of the North Woods
  • Herpetofauna ROM Field Guide to Amphibians and Reptiles of Ontario
  • Fishes The ROM Field Guide to Freshwater Fishes of Ontario

Plants

  • Trees Trees In Canada
  • Shrubs Shrubs of Ontario
  • Wildflowers Newcomb's Wildflower Guide
  • Wildflowers Peterson's A Field Guide to Wildflowers
  • Wildflowers (Simple) Ontario Wildflowers: 101 Wayside Flowers
  • Wildflowers (Hard to ID Groups) The Asters, Goldenrods, and Fleabanes of Grey and Bruce Counties
  • Ferns The Ferns of Grey & Bruce Counties
  • Ferns Peterson Field Guide to Ferns, Second edition
  • Grasses Grasses: An Identification Guide
  • Grasses How to Identify Grasses and Grass-like Plants
  • Sedges Field Guide to Wisconsin Sedges
  • Mosses A Graphic Guide to Ontario Mosses
  • Mosses Field Guide to the Peat Mosses of Boreal North America
  • Liverworts An Enthusiasts Guide to the Liverworts and Hornworts of Ontario
  • Algae Freshwater Algae: Identification and Use as Bioindicators
  • Algae Freshwater algae

Other Life

  • Mushrooms Mushrooms of Ontario and Eastern Canada
  • Mushrooms  Le grand livre des champignons du Québec et de l'est du Canada
  • Lichens Lichens of the North Woods
  • Invertebrates Common Freshwater Invertebrates of North America
  • Mollusks The Freshwater Mollusks of Canada
  • Mussels Photo Field Guide to the Freshwater Mussels of Ontario
  • Earthworms Earthworms of the Great Lakes
  • Bacteria A Field Guide to Bacteria
  • Bacteria Guide to Microlife
All Living Creatures

Sky and Earth

  • Sky and Earth Field Guide to Natural Phenomena
  • Binocular Astronomy Binocular Astronomy
  • Binocular Astronomy Touring the Universe Through Binoculars
  • Astronomical Events What's Out Tonight : 50 Year Astronomy Field Guide 2000 to 2050
  • Weather The Weather Identification Handbook
  • Weather National Audubon Society Field Guide to North American Weather
  • Snowflakes Ken Libbrecht's Field Guide to Snowflakes
  • Atmospheric Optics Atmospheric Optics
  • Atmospheric Optics Rainbows, Haloes, and Glories
  • Ice Halos Atmospheric Halos
  • Natural Radio Aurora Chorus
  • Natural Radio Whistlers and Related Ionospheric Phenomena
  • Geology Firefly Guide to Minerals, Rocks and Fossil