270 



NORTHERN FISHES 



masquinongy immuctdatus, 189 



niger, 185 



vermiculatus, 185, 186 

 Etheostoina blennioides blennioides, 2!24 

 Etheostominae, 213 

 Eucalia inconstans, 255 

 evides, Hadropterus, 217 

 exilis, Poecilichthys, 221 



SchUbeodes, 182 

 Extrarius aestivalis hyostomiis, 150 

 Eye, 54 



Family key, 64 



Fan tail darter, Striped, 223 



Fat trout, 114 



Fathead minnow, 167 



Feeding habits, 3 



Fertility, lake, 15, 34 



Fiddler, 171 



Fin rays, 59; spines, 59 



Finescale dace, 154 



Fins, 58 



Fish color, 52 



Fish management, 28 



Fish populations, 31, 40; density, 23, 24; 



survival, 25 

 Fish structure, 52 

 Fishing, selective, 25 

 Fishing technique, 6 

 Fish-kill, 19 



flabellaris Uneolatus, Catonotus, 223 

 flavescens, Perca, 206 

 flavus, Noturus, 180 

 Flies, 9 



fioridana. Hum, 231 

 Fly fishing, 8 



jontinalis jcmtinalis, Salvelinv^, 107, 110 

 Food, 4 



Food production, 15, 34 

 Forage fishes, 32, 34 

 forbesi, Carpiodes, 125 

 Forbes's minnow, 165 

 Forktail catfish, 174 



trout, 112 

 jossor, Ichthyomyzon, 69 

 Fresh-water dogfish, 85, 184 



drum, 247 



sheepshead, 247 

 Fry, 44 



fulvescens, Acipenser, 15 

 Fundulus diaphanus menona, 194 



dispar d is par, 195 



notatiis, 196 

 Fungus, 13, 48 

 jurcatus jurcatus, Ictalunis, 174 



Gadidae, 258 



gairdnerii irideus, Salmo, 108 

 Ganoid scales, 55, 81 

 Gar, 4 

 Billy, 83 



Northern longnose, 83 



Shortnose, 81 



Spotted, 83 

 Gar pike, 83 

 Gasterosteidae, 255 

 Genus, 62 

 German carp, 145 

 Ghost mimic shiner, 164 

 gibbosus, Lepomis, 238 

 Gill-rakers, 57 

 Gills, 57 

 Gilt darter. 217 

 gladius, Psephurus, 73 

 Glochidia, 48 

 Goggle-eye, 240 

 Golden redhorse, 135 



shad, 90 



shiner, 156 

 Goldeye, 89 

 Goldfish, 138, 148 

 Gourdseed sucker, 127 

 Grass bass, 242 



pike, 185, 186 

 Great Lakes catfish, 171 



longnose dace, 153 



muddler, 252 



spottail shiner, 161 



trout, 112 



whitefish, 101 

 Greater redhorse, 134 

 Green bass, 231 



pike, 185 



sunfish, 227, 235 

 Greenside darter. Northern, 224 

 Growth, 55; rate, 26 

 grunniens, Aplodinotus, 247 

 Gulliver lake whitefish, 103 

 guntheri, Alvordius, 215 

 gyrinus, SchUbeodes, 181 



Hackleback, 79 , 



Hadrapterus evides, 217 



maculatus, 215 



phoxocephalus, 215 

 Hagfish, 66 

 Hairy back, 91 



hankinsoni, Ilybognaihus, 166 

 Hatcheries, 43 

 Heart, 60 

 Helioperca incisor, 238 



macrochira, 238 

 Herring, Blue, 90 



Lake, 96 



Norwegian, 91 



Toothed, 88 

 Heterocercal tail, 58 

 heterodon, Notropi-s, 162 

 heterolepis heterolepis, Notropis, 164 

 Highfin sucker, 126 

 lliodon tergisus, 88 

 Hiodontidae, 88 



