6 Contexts 



PAGE 



Section IX. Further experimental studies on the bass tapeworm 198 



Introduction 198 



The adult tapeworm 199 



The eggs 199 



First intermediate hosts 202 



Second intermediate hosts 204 



Definitive hosts 205 



Distribution and economic importance of the bass tapeworm 205 



I'nsolved problems 206 



Infection of Lake Erie b}' the broad tapeworm of man 207 



Table 1. Results of the examinations for the broad tapeworm of man 207 



Section X. Carp control studies in the Erie canal 208 



Carp habitats 209 



Breeding habits 211 



Young carp 213 



Migration 214 



Food habits 214 



Associated fish fauna 215 



Netting of carp 216 



jNIarketing of carp 218 



General considerations of carp control 219 



Section XI. Quantitative studies of the fish food supply in selected areas 220 



Relation of width of stream to quantity of food organisms 220 



Table 1. Distribution of available fish food in streams above and below 18 feet 



in width 221 



^Multiplicity of factors 221 



Table 2. Comparison of the productivity of streams studied in 1927 and 1928. 222 



Relation of type of bottom to quantity of food 223 



Table 3. Stream bottom types showing average amount of available fish food 



per one square foot in each 223 



Foods consumed compared with available foods 223 



Table 4. Comparison of foods consumed and available foods 224 



Table 5. Comparison of foods taken in the drift net with foods consumed bv 



trout '.227 



Table 6. Comparison of available aquatic fish foods in stream bottoms and 



aquatic foods consumed 227 



Available fish foods of submerged plant beds 229 



Table 7. Types of submerged plant beds and weight in grams of available fish 



food per square foot in each 230 



Table 8. Available fish foods of submerged plant beds, listing orders of 



organisms 231 



Effects of spring floods upon acquatic fish foods 232 



Appendix I. Blank forms used in the field 233 



-\ppendix II. Abbreviations and symbols used 234 



-Appendix III. Stocking list of Erie-Niagara watershed 235 



Key map of Erie-Niagara watershed ] 



Maps showing stocking of streams: 



Map l.\. Niagara Falls and Tonawanda quadrangles 



Map IB, Lockport, Medina and Albion quadrangles 



Map 2A. Buffalo and Depew (juadrangles 



Map 2B, Attica and Batavia (juadrangles [ Follow page 244 



Map 3.\. Silver C'reek and Eden (juadrangles 



Map 3B. Springville, Arcade and Portage quadrangles 



Map 4.\. West field and Dunkirk (luadraiigles 



Map 4B. Cherry Creek and Cattaraugus (juadrangles 



Map 4C. Ellicottville and Franklinville (juadrangles 



Map 5. North lOast and Clymer (juadrangles J 



