station 



Position 

 Lat. N. Long. W. 



Sampling 

 depth (m) 



Date 



Times 

 BST 



Comments 



64 69°25' 166°29' 



69 ag^BO' 167°23' 



72 69°19' 165°11' 



73 69°33' 164°37' 

 78 69°27' 165°38' 

 86 69°13' 164°45' 



86 69°05' 165°05' 



87 69°04' 165°36' 



90 68°54' 166°40' 



91 68°54' 167-24' 



Table 2. — Preliminary list of the zooplankton collected 

 with the 0.5-m dia., #0-mesh plankton net from the 

 eastern central Chukchi Sea during WEBSEC-70, 

 27 Sept.-17 Oct. 1970. 



Coelenterata 



Hydromedusae 



Aglantha digitale (0. F. Muller) 

 Melicertum octocostatum (M. Sars) 

 Staurophora mertensi Brandt ' 

 Obelia sp. 

 Scyphomedusae 



Aurelia aurita (Linneaus)'' 

 Chrysaora melanaster Brandt " 

 Cyanae capillata (Linneaus)' 



Ctenophora 

 Lobata 



? Bolinopsis infundibulum (0. F. Muller)° 



Nematoda 



Bryozoa-cyphonautes 



Annelida 



Polychaeta (adults) 



Polychaeta (larvae of several species) 



A rthropoda-crustacea 

 Cladocera 



Evadne nordmanni Loven 



Podon leuckartii G. 0. Sars 

 Copepoda-calanoida 



Acartia longiremis (Lilljeborg) 



Calanus finmarchicus (Gunnerus) 



Calanus tonsus Brady 



Centropages abdominalis Sato 



Derjunginia tolli (Linko) 



Epilabidocera amphitrites (McMurrich) 



Eucalanus bungii Giesbrecht 



Eurytemora herdmani (Thompson & Scott) 



Metridia lucens Boeck 



Pseudocalarius ? gracilis Sars 



Pseudocalanus mivutus (Kroyer) 



Tortanus discaudatus (Thompson & Scott) 



Unidentified copepodites 

 Copepoda-Cyclopoida 



Oithoyia helgolandica Glaus 

 Copepoda-Harpacticoida 

 Copepod naupli 

 Cirripedia-Thoracia 



Balanomorpha naupli 



Balanomorpha cyprids 

 Malacostraca 

 Mysidacea 



Acanthomysis sp. 



Mysis sp. 

 Cumacea 

 Isopoda 



Epicaridea cryptonscids 

 Amphipoda-Hyperiidea 



Hyperia sp. (juveniles) 



Hyperoche medusarum (Kroyer) (juveniles) 



Parathemisto Hbellula (Lichtenstein) 



Parathemisto pacifica Stebbing 

 Amphipoda-Gammaridea 



Oedicerotidae (3 or 4 species) 



Phoxocephalidae 



Unidentified (3 or 4 species) 

 Euphansiacea 



Thysanoessa inermis (Kroyer) 



Thysanoessa raschii (M. Sars) 

 Thysanoessa sp. (larvae) 

 Decapoda-Caridea 



Pandahcs goniurus Stimpson 



Hippolytidae- ( zoea) 



201 



