Contents 5 



PAGE 



Section VI. Fishes of the Erie-Niagara watershed 150 



General nature of the region 151 



Fish distribution 151 



Ecological data in regard to problems of stocking 152 



Food and game fishes 152 



Commercial fisheries 153 



Angling 154 



Non-food, non-game fishes 155 



Bait fishes 155 



Problem of conserving Lake Erie resources 156 



Natural production in Lake Erie 156 



Migrations of Lake Erie fish 159 



Factors contributing to a decline of fish numbers 160 



Suggestions and recommendations 163 



Chart of fish distribution of the Erie-Niagara watershed 164 



Annotated list of fishes occurring in the Erie-Niagara drainage 166 



Petromyzonidae Lampreys 166 



Polyodontidae Paddle-fishes 166 



Acipenseridae Sturgeons 166 



Lepisosteidae Gar-pikes 166 



Amiidae Bowfins 167 



Hiodontidae Mooneyes 167 



Clupeidae Herrings 167 



Coregonidae Whitefishes 167 



Salmonidae Trouts 167 



Catostomidae Suckers 168 



Cyprinidae Minnows 169 



Ameiuridae Catfishes 173 



Umbridae Mud minnows 174 



Esocidae Pickerels 174 



Anguillidae Eels 175 



Cyprinodontidae Killifishes 175 



Percopsidae Trout-perches 175 



Aphredoderidae Pirate-perches 175 



Serranidae Sea basses 175 



Percidae Perches 176 



Centrarchidae Sunfishes 177 



Atherinidae Silversides 178 



Sciaenidae Drumfishes 178 



Cottidae Sculpins 178 



Gasterosteidae Sticklebacks 179 



Gadidae Codfishes 179 



Section VII. The food of certain fishes of Lake Erie drainage basin 180 



Species feeding mainly on animal plankton 180 



Table 1. Species feeding on plants 181 



Species feeding mainly upon immature aquatic insects and Crustacea 181 



Egg-eating species 182 



Species feeding mainly at the surface 182 



Fish-eating species 182 



Table 2. Tabulation of fish-eating species showing food in per cent 184 



Summary 188 



Table 3. Species feeding mainly upon immature aquatic insects and Crustacea 186 



Section VIII. Vegetation of Niagara river and the eastern end of Lake Erie 189 



South shore of Lake Erie 189 



Vegetation in Dunkirk harbor 189 



Vegetation in Buffalo harbor 191 



Vegetation of the upper Niagara river 192 



Vegetation of the lower Niagara river 194 



List of aquatic plants in Niagara river and eastern Lake Erie 195 



