748 
GENERAL INDEX 
Page 
salmon, tagging, Prince William Sound 180-188 
Hinchinbrook Entrance 184 
Johnstone Point.. 187 
Knight Island 185 
Montague Point 182 
Strait 180 
sand perch ( see perch) 411-416 
sand shell, slough 535 
yellow 635,715-730,732,736 
sapidus, Callinectes— 356,356,359 
Sapphirina gemma 346,347 
sinuicauda — 347 
sayana, Pinnixia 361 
sayi, Portunas 356 
scad 453-458 
descriptions of young 454 
distribution of young 457 
spawning 453 
scallop, bay, natural history of.. 569-632 
age at maturity 606 
classification 570 
conservation 623 
distribution 570 
enemies 621 
environmental factors 614-621 
bottom 614 
current- 615 
depth of water 614 
salinity 616 
temperature... 620 
growth 606 
habitat.. 570 
importance, economic.. — 570 
length of life - 606 
organization and life 573-599 
adductor muscle 590 
alimentary tract 686 
ciliary currents 595 
circulatory system 591 
feeding 595 
foot 589 
gills 580 
lips 586 
mantle 574 
nervous system 592 
pigmentation 595 
senseorgans — 592 
shell 573 
swimming 597 
urinogenital system 594 
parasites 621 
relationship 570 
reproduction and development 599-605 
development 602-605 
embryonic 602 
larval - 602 
postlarval 602 
fertilization 602 
spawning.. 601 
spawn! ngperiod 699 
schistonyx, Caligus 347 
Schizopoda 352 
Schizopodrella unicornis 339 
Schroeder, William C.: Migrations and other phases in 
the life history of the cod off southern New England... 1-136 
Scolecolepis tenuis 341,343 
viridis — 341,343 
scutigera, Liriope 331 
Scyphomedusae 331 
semispina, Rhizosolenia 312,313,326 
septemspinosus, Crago 355,356,357,358 
Page 
Seriola dumerili 458-464 
serratodentata, Sagitta 334,337,338,339 
Sesarma cinereum 355,356,361 
reticulatum 356,361,362 
Sesi 274-276 
setifera, Penaeus 355,356 
Rhizosolenia 311, 313, 323 
sharreri, Catapagurus 358 
short-winged flyingfish 445-449 
sigma, Nitzschia 312 
Siliqua alta 544-548 
lucida 644,548 
media 644,548 
patula 644-548, 563 
siliquoidea pepinensis, Lampsilis 514, 730-733, 735, 737 
silk snapper - 265-270 
similis, Oithona 346 
simplex, Antennularia 330 
Paraeaprella 350, 351 
sinuicauda, Sapphirina 347 
Skeletonema costatum 311, 313, 320, 321, 322, 323 
slop bucket 514 
slough sand shell 635 
smitbii, Navicula 312 
smithi, Oxyurostylis 354 
snapper, blackfin 274-276 
distribution 275 
importance 275 
nomenclature and synonymy 276 
relationship 276 
red 265,270-274 
biology - 271 
importance- 270 
nomenclature and synonymy 271 
silk 265-270 
distribution 270 
importance 267 
nomenclature and synonymy 269 
relationship 268 
sol, Planktoniella 312,325 
sole (see tonguefish) 476-482 
Solinidae.- 544 
solitaria, Goniada 341 
solitarius, Autolytus 341,342 
southern flounder (see flounder) 464-476 
speciosa, Paranaitis 340,341 
speciosus, Corycaeus 347 
speculum, Distephanus 327 
Sphaerosyllis fortuita 1 340,342 
spinimanus, Portunas 356 
spinirostris, Oithona 347 
Spirontocaris polaris 356 
pusiola 356 
splendens, Actinoptychus 312,323 
spot 416-430 
age at sexual maturity 429 
comparison, young spot and croakers 424 
descriptions of young 419 
distribution of young 424 
food and feeding habits 430 
growth 424 
spawning 417 
squamata, Amphipholis 365,366 
Lepidonotus 340,341 
Squilla empusa 354 
stelliger, Hyalodiscus 312,313 
StenothoB eypris 350,351 
Stephanaster gracilis 365,366 
stimpsoni, Callianassa 355,359 
stolterfothii, Rhizosolenia 311,324 
Stomatopoda 354 
