SEA-FISHERIES LABORATORY 



201 



Section V. — Great Orme's Head to Eed Wharf 



Bay. 



Characteristic Organisms. 



December.. Sagitta and Copepoda. 



January . . . Sagitta and Copepoda. 



March ... Sagitta, Autolytus, Copepoda, Crab Zoea, 

 larval shrimps, and two species of fish 

 eggs. 



June ... Gelatinous algse. 



July ... Gelatinous algse. 



August . . . Gelatinous algae, Diatoms, Noctiluca, Pleuro- 

 hrachia, and Medusoids, Sagitta, Tom- 

 ojrteris, Copepoda, Copepod nauplii, Crab 

 Megalopa, and larval shrimps. 



September. Diatoms, Noctiluca, Pleurobrachia, Sagitta, 

 Autolytus, Copepoda, Isopoda, Crab Zoea, 

 and Megalopa, larval shrimps and My sis, 

 one young gurnard. 



October . . . Diatoms, Noctiluca, Sagitta, Copepoda. 



The Diatoms recorded for the previous Section were 

 all noted here. The Copepod were similar to the last, 

 except that Isias was absent. 



Section VI. — Tremadoc Bay. 

 Characteristic Organisms. 



February .. Sagitta, Autolytus, Copepoda, Isopoda, larval 



My sis, and two species of fish eggs. 

 April . . . Diatoms, Sagitta, Copepoda, Copepod nauplii, 



Barnacle nauplii and " Ostracod " stage, 



two species of fish eggs. 

 May ... Diatoms, Sagitta, Copepoda, Cladocera, 



Crab Zoea, larval shrimps, " Ostracod " 



