CONTENTS 



Introduction 1 



Study area 1 



Methods and materials 3 



Data collection 3 



Data analysis 3 



Results 4 



Physicochemical parameters 4 



Community composition and richness 4 



Temporal and spatial distributions 10 



Stellifer lanceolatus 10 



Anchoa mitchilli 1 



Micropogonias undulatus 1 



Brevoortia tyrannus 1 



Leiostomus xanthurus 1 



Symphurus plagiusa 1 



Bairdiella chrysoura 1 



Cynoscion regalis 12 



Urophycis regia 12 



Trinectes maculatus 12 



Penaeus setiferus 12 



Penaeus aztecus 13 



Xiphopenaeus kroyeri 13 



Callinectes sapidus 13 



Biomass estimates 13 



Discussion 14 



Acknowledgments 15 



Literature cited 15 



Figures 



1. Locations of six sampling stations in the Charleston Harbor-Cooper River estuarine system, S.C., during the 5-yr study 

 from February 1973 to December 1977 2 



2. Two-way coincidence tables of constancy and fidelity, comparing species associations among sampling stations in the 

 Cooper River-Charleston Harbor estuarine system for fall, winter, spring, and summer collections, 1973-77 8-9 



3. Abundance of 10 major fish species collected monthly in the channel of the Cooper River-Charleston Harbor estuarine 

 system, 1973-77 10 



4. Annual variation in the transformed mean number of individuals of 10 major fish species collected in the Cooper River- 

 Charleston Harbor estuarine system, 1973-77 11 



5. Abundance of four major species of decapod crustaceans collected in the channel of the Cooper River-Charleston Har- 

 bor estuarine system, 1973-77 12 



6. Annual variation in the transformed mean number of individuals of four major decapod crustacean species collected in 



the Cooper River-Charleston Harbor estuarine system, 1973-77 13 



Tables 



1. Average water temperatures and salinities in the Charleston Harbor-Cooper River estuarine system, S.C., 1973-77 4 



2. Total numbers and total weights of fish species collected 1973-77 in the Cooper River-Charleston Harbor estuarine 

 system, S.C 5 



3. Total numbers and total weights of decapod crustacean species collected 1973-77 in the Cooper River-Charleston Harbor 

 estuarine system, S.C 6 



4. Average numbers of species of fishes and decapod crustaceans collected 1973-77 at stations in the Cooper River- 

 Charleston Harbor estuarine system, S.C 6 



5. Average numbers of individual fish and decapod crustaceans collected 1973-77 at stations in the Cooper River- 

 Charleston Harbor estuarine system, S.C 6 



6. Species groups formed from seasonal cluster analyses of fishes and crustaceans collected in the Cooper River- Charleston 

 Harbor estuarine system, 1973-77 7 



7. Average seasonal biomass and density of fishes and decapod crustaceans collected at stations in the Cooper River- 

 Charleston Harbor estuarine system, S.C, 1973-77 13 



in 



