spawning, daily and summer-winter variation in mass 



behavior, general 1 18 



behavior, mass spawning 119 



predation 122 



spawning frequency 120 



PEARCY, WILLIAM G., "Distribution and abundance of 

 small flatfishes and other demersal fishes in a region of 

 diverse sediments and bathymetry off Oregon" 629 



PEARCY, WILLIAM G., and DANIL HANCOCK, 

 "Feeding habits of Dover sole, Microstomuspacificus; rex 

 sole, Glyptocephalus zachirus; slender sole, Lyopsetta 

 exilis; and Pacific sanddab, Citharichthys sordidus, in 

 a region of diverse sediments and bathymetry off Ore- 

 gon" 641 



PEEBLES, JOHN B., "The roles of prior residence and 

 relative size in competition for shelter by the Malaysian 

 prawn, Macrobrachium rosenbergii" 905 



Pella-Tomlinson system 

 parameter estimation under non equilibrium condi- 

 tions 523 



restructuring 515 



Penaeopsis 



intersex anomalies in shrimp of the genus 687 



Penaeus aztecus — see Shrimp, brown 



"(The) precision of simulated transect surveys of north- 

 em anchovy, Engraulis mordax, school groups," by Paul 

 C. Fiedler 679 



PEREZ FARFANTE, ISABEL, "Intersex anomalies in 

 shrimpofthegenusPt'^aeopsis (Crustacea: Penaeidae)" 687 



PERSCHBACHER, PETER W., and FRANK J. 

 SCHWARTZ, "Recent records of Callinectes danae and 

 Callinectes marginatus (Decapoda: Portunidae) from 

 North Carolina with environmental notes" 879 



"Physical and chemical changes of pink shrimp, Pan- 

 dalus borealis. held in carbon dioxide modified refriger- 

 ated seawater compared with pink shrimp held in ice," by 

 Fern A. Bullard and Jeff Collins 73 



Plankton 



trophic relationships among fishes and, at Enewetak 



Atoll 133 



Platyhelminthes 



parasitic on penaeid shrimp 



Microphallus sp 24 



Opecoeloides fimbriatus 24 



Parachristianella dimegancantha 24 



Parachristianella heteronegacanthus 26 



Parachristianella monomegacantha 24 



Prochristianella hispida 24 



Renibulhus penaeus 26 



Pleistophora (Plistophora) penaei 



parasitic on penaeid shrimp in Gulf of Mexico and 

 South Atlantic 14 



POLACHECK, T.— see SMITH and POLACHECK 



Pollutants 

 chlorinated hydrocarbon, analysis of 



880 



Pollution 

 scallop, rock 



trace metal contamination near municipal outfall 936 



"Pollution-associated diseases and abnormalities offish 



and shellfish: a review," by Carl J. Sindermann 717 



Polychaetes 



Delaware Bay region 

 polychaetous annelids 209 



"Polychaetous annelids of the Delaware Bay region," by 

 Peter Kinner and Don Maurer 209 



Polydactylus sexfilis — see Threadfin 



Population sizes 

 model for estimating historical 



bias 773 



bias estimation 772 



variance 776 



variance estimation 773 



Porcupinefishes 



egg and larval development, comments on 535 



systematics and zoogeography 535 



"Portable tripod drop net for estuarine fish studies," by R. 

 Grant Gilmore, John K. Holt, Robert S. Jones, George R. 

 Kulczycki, Louis G. MacDowell III, and Wayne C. Mag- 

 ley 285 



Prawn, Malaysian 



roles, prior residence and relative size 905 



Prawn, spot 

 growth, in laboratory and net pens 



using different diets 886 



"Predicting abundance of striped bass. Morone saxatilis, 

 in New York waters from modal lengths," by Herbert M. 

 Austin and Clarence R. Hickey, Jr 467 



PRENTICE, EARL F.— see RENSEL and PRENTICE 



"Principal spawning areas and times of marine fishes, 

 Cape Sable to Cape Hatteras," by John B. Colton, Jr., 

 Wallace G. Smith, Arthur W. Kendall, Jr., Peter L. Ber- 

 rien, and Michael P. Fahay 911 



Prionotus scitulus — see Searobin, leopard 



"Probable case of streambed overseeding — 1967 pink 

 salmon, Oncorhynchus gorbuscha , spawners and surviv- 

 al of their progeny in Sashin Creek, southeastern 

 Alaska," by William R. Heard 569 



Prochristianella hispida 



parasitic on penaeid shrimp in Gulf of Mexico and 

 South Atlantic 



24 



951 



