NY BIGHT 



4000—1 



3600- 



3200- 



2800 — 



2 2400 — 



q: 2000- 



UJ 



ffi 



3 1000- 



1200 — 



800 — 



400 — 



* * 



19- 



20 



la 



20 



21, ^2o: 



20 



3/^ NO SAMPLE 



HI THECOSOMATE PTEROPODS 

 2 LARVACEA 

 OTHE R CRUSTACEA 

 t^^=< 3 EUPHAUSID CALYPTOPIS 

 CLADOCERA 



I I 4 PENNILIA SPP 



L_) 5 PODON SPP 

 EURYTHERMAL COPEPODS 



6 PARACALANUS PSEUDOCAL ANUS SPP 



7 OITHONA SPP 



8 CLAUSOCALANUS SPP 



9 HARPACTICOID COPEPODS 



10 COPEPOD NAUPLI I 

 TROPICAL - SUBTROPICAL COPEPODS 



11 CORYCAEUS SPP 



12 ONCAEA SPP 



13 CALANUS MINOR COPEPODITES 1-4 



14 EUCALANUS SPP COPEPODITES 1-4 



15 ACARTIA DANAE 



16 CENTROPAGES VELIFICATUS 

 'J 17 TEMORA TURBINATA 



COLD TEMPERATE COPEPODS 

 ?| 18 CENTROPAGES TYPICUS 

 19 TEMORA LONGICORNIS 

 20 PSEUDOCALANUS MINUTUS ADULTS 

 21 CALANUS FINMARCHICUS COPEPODITES 



OTHE R COPEPODS 



I I 22 OTHER COPEPODS 



CHESAPEAKE BIGHT 



m 



* * 



M I A 



* * 



a! s 



MONTH 



Figure 20.4. 



-Zooplankton ( <2 mm) abundance per 3 m' in Shelf Water of the New York and Chesapeake Bights, 1976. See text for explanation 



of abundance units. 



345 



