GENERAL INDEX 
345 
Page 
razor clam, Pacific — Continued. 
commercial catch __ 231 
description 202 
larval development 213 
setting, time 214 
locomotion 207 
maturity 224 
age -- 224 
relation of age and length 229 
size 227 
occurrence 202 
rings of growth 203 
spawning- 208 
relation of water temperature 209 
time- 208 
young 213 
growth --- 214 
mortality --- 215 
red snapper 182 
reptiles, digestive enzymes 181-200 
retroversus, Heterofusus 137 
Rhabdonema adriaticum 113-115 
Ehamdia 251 
guatemalensis 241,252 
wagneri 252 
Rhegmatodes tennuis 125,130 
Rhinonemus cimbrius 165,108,170,172 
Rhizosolenia 112 
alata- - 103,104,110,119 
alatageuuina 112,116,117,120 
alata gracillima - 112,116,120 
calcaravis --- 112,115,120 
delicatula 112,115,120 
fseroeensis.- 112,115,120 
hebetata (semispina) 110,120 
semispma-.. 103, 109, 112, 110, 117, 121 
setigera 112,115,116,118-120 
shrubsolei 112, 115, 110, 118, 120 
styliformis — 112,120 
rhombus, Biddulphia 113, 115, 120 
Rich, Willis H.: Growth and degree of maturity of 
Chinook salmon in ocean- 15-90 
robalito, Centropomus 240, 241, 269, 270, 285 
robalo 268-271,285 
Roccus chrysops - -.- 182 
rock bass 5 
Roeboides - 246 
bouchellei --- 248 
guatemalensis _ -. 247,248 
occidentalis 247,248 
salvadoris 241, 242, 246 
roncan- 286 
rookery raids. Commander Islands 316 
rosea, Magelona 131,133 
Microsetella ! 142, 145, 146 
rostrata, Anguilla 167, 172 
rovalete -- 264 
rovalo - 269-271,285 
rubricata, Amphithoe 150,151 
rubricornis, Ericthenius-- 151 
Euthemisto - 150 
rudis, Littorina 136 
Russi an fur-seal islands 293 
Sagitta elegans 133,134 
occurrence, 1893 to 1907, Woods Hole 135 
1922 and 1923, Woods Hole 134 
serrodentata 133,134 
sagittula, Euctenogobius- 
Gobionellus 
salmon 
Page 
2S7 
287 
15-90 
Chinook 15-90 
age, determination 18 
Columbia River, taken 28 
age groups, abundanou 43 
growth - 48 
immature fish, age and percentage . 39,40 
maturity— — - 29 
correlation between size of eggs and size of fish. - 27 
Drakes Bay, taken 67 
Fort Bragg, taken 67 
growth and degree of maturity in ocean 15-90 
maturity, determination 20 
Monterey Bay, taken 63 
age groups, percentage 64 
maturity -- 66 
size 63 
coho 15,43 
eggs, measurement 20 
silver _ - 15 
Salpa democratica-mucronata -- 127, 164 
salvadoris, Roeboides 241,242,246 
salvatoris, Poecilia 240,255 
salvini, Agonostomus 267 
sanguina lenta, Henricia 138 
sapidus, Callinectes 159-161 
Saprolegnia 13 
sp 11 
sardina 240,244,246 
Sargassum 101, 102 
bacciferum 121 
fflipendula 121 
sarsi, Ilyopsyllus Ill, 145, 146 
Sarsiella amoricana - 141 
Sauria 185 
saurus, Oligoplites 285 
Scomber 285 
savlgnyi, Leptochelia 151 
sayana, Pinnixia --. 159,160 
sayi, Pituophis 182 
schistonyx, Caligus 144, 146 
Schizopoda 152, 153,155 
sohuttii, Chaetoceros 115-120 
Sciasna undecimalis 268 
Scomber hippos _ - 285 
saurus 285 
sculpta, Diastylis 152 
soutigera, Liriope 125,130 
Scyphomedusae 103 
maximum seasonal occurrence. Woods Hole, )b93 to 
1907 124 
occurrence. Woods Hole, 1922 and 1923 125 
sea catfish 248 
sealing industry. Commander Islands—- 289-332 
seals, fur, Commander Islands 289-332 
killed. Commander Islands 330 
Seasonal distribution, plankton, Woods Hole region 91-179 
seounda, Batea - 149-151 
semispina, Rhizosolenia 103,109,112,116,117,121 
septemspinosus, Crago 155-159 
seriata, Nitzsohia 104, 105, 113, 114, 116, 119, 120 
Seriola zonata..- - - 168,172 
serpentina, Chelydra 113-115,120,182 
Serranus courtadii 285 
serrata, Byblis - 150, 15 1 
