9 



CONTENTS 



Page 



Introduction 1 



Description of study area 



Methods 3 



Salinity and temperature 4 



Fish distribution and salinity 5 



Relative abundance 11 



Seasonal distribution of major species 13 



Atlantic menhaden 13 



Bay anchovy 14 



Spot 14 



Atlantic silverside 15 



Striped mullet 15 



Pinfish 16 



Atlantic croaker 16 



Bluefish 16 



Blueback herring 17 



Other abundant species 17 



Other fishes 18 



Notable occurrences 19 



Carchnrhinus milherti, sandbar shark 19 



Sphyrma leivini, scallo])ed hammerhead 19 



Alosa sapidissima, American shad 19 



Harengida pensacolae, scaled sardine 19 



Cypseliuiis heterurus, Atlantic flyingfish 19 



Ahlennes hians, flat needlefish 19 



Epinephelns nigritus, Warsaw grouper 20 



Lntjanus griseus, gray snapper 20 



Lobotes surinamensis, tripletall 20 



Eucinostomus argenteiis, spotfin mojarra 20 



Annual variation 20 



Biomass of fishes 20 



Acknowledgments 21 



Literature cited 21 



Figure 



1. Zones designated for sampling fishes in Newport River, N.C., during 1970 . . 2 



Tables 



1. Monthly distribution of sampling eflFort in the Newport River, 1970 4 



2. Mean monthly salinities and temjjeratures in each zone of the Newport 



River during periods of actual biological sampling 5 



3. Occurrence of fishes in the Newport River, 1970 6 



4. Relative abundance of the principal fishes taken by surface trawl and bottom 



trawl in upper Newport River, 1970 11 



iii 



