SCOTT, J. MICHAEL, and GLENN A. FLIT- 

 NER, "Behavior of bluefin tuna schools in the 

 eastern North Pacific Ocean as inferred from 

 fishermen's logbooks, 1960-67" 915 



Scup 



New York 581, 593 



Sea basses 



of Georgia coast 339 



Sea catfishes 

 of Georgia coast 337 



Sea level 



monthly differences between Hawaiian Is- 

 lands and California coast 619 



Sea mussels 



New York 580, 588 



Sea scallop 



New York 593 



Seahorses 

 of Georgia coast 339 



Seals — see Fur seals 



Searcher — see Vessels 



Searchtide — see Vessels 



Searobins 



of Georgia coast 347 



SEAVEY, B. K.— see LEWIS et al. 



Sebastes macdonaldi — see Rockfish 



SECKEL, GUNTER R., "Hawaiian-caught 

 skipjack tuna and their physical environment" . . . 763 



"(A) second record of a rare siphonophore 

 Epibulia ritteriana Haeckel 1888," by A. Alvarino 507 



"Selection of spawning sites by sockeye salmon 



in small streams," by David T. Hoopes 447 



"Selectivity of towed-net samplers," by Richard 



A. Barkley 799 



"Sensory factors in the side-to-side spacing and 

 positional orientation of the tuna, Euthynnus 

 af finis, during schooling," by Phyllis H. Cahn .... 197 



Sergestes similis 

 primary food items 



calanoids 220 



chaetognaths 220 



euphausiids 220 



Seriola dorsalis — see Yellowtail 



Serranidae — see Sea basses 



Sharks — see Blue shark 



Sharks 



of Georgia coast 334 



Sheepscot estuary, Maine 



retention of larval herring 299 



SHOMURA, RICHARD S.— see MURPHY and 

 SHOMURA 



Shoyo Maru — see Vessels 



Shrimp — see Alaska pink shrimp; Brown 

 shrimp; Ocean shrimp; Penaeid shrimp; 

 White shrimp 



Shrimp, oceanic — see Sergestes similis 



SICK, LOWELL V., JAMES W. ANDREWS, 

 and DAVID B. WHITE, "Preliminary studies 

 of selected environmental and nutritional re- 

 quirements for the culture of penaeid shrimp" . . . 101 



SILLIMAN, RALPH P., "Effect of crowding 

 on relation between exploitation and yield in 

 Tilapia macrocephala" 693 



Silver hake 



New York 581, 591 



Silversides 

 of Georgia coast 339 



SINGH, R. N. P.— see LEWIS et al. 



Siphonophore 



Epibulia ritteriana 507 



Skates 



of Georgia coast 334 



Skeletonema costatum — see Phytoplankton 



Skidaway River, Georgia 1293 



Skipjack tuna 



environmental influence over distribution 880 



Hawaiian-caught and their environment 763 



larvae 



selectivity of towed-net samplers 813 



larvae, identification 3 



1325 



