198 TRANSACTIONS LIVERPOOL BIOLOGICAL SOCIETY. 



Barnacle, young mussels and two species 



of fish eggs. 

 July ... Gelatinous alga?, Copepoda, and " Ostracod " 



stage of Barnacle. 

 August ... Diatoms, Noctihica, 'Sagitta, Copepoda, Crab 



Zoea and Megalopa, young Mysis. 



Bidduljriiia was the only diatom noted. The Cope- 

 poda were represented by Calanus, P s end ocal anus, Para- 

 calanus, Temora, Centropages, Acartia and Anomalocera. 

 The Isopoda by Eurydice and Idotea. In addition to the 

 conspicuous organisms noted above, the following were 

 found during the detailed examination, Ceratium tripos, 

 young medusoids, " pluteus " stages of Echinus and 

 Spatangus, larval worms, the " mitraria " stage of 

 Potyzoa, and one specimen of the second larval stage of 

 the Norway lobster. 



Section II. — Kibble Estuary. 

 Characteristic Organisms. 



March . . . Sagitta, Copepoda, larval shrimps and Mysis, 

 and six species of fish eggs. 



May . . . Sagitta, Copepoda, larval shrimps and Mysis, 

 " Ostracod " stage of Barnacle, Medusoids, 

 and two species of fish eggs. 



Tune ... Gelatinous algae, Pleurobrachia and Medu- 

 soids, Copepoda, Crab Zoea and Megalopa, 

 " Ostracod " stage of Barnacle, two species 

 of fish eggs and one post-larval Cottus. 



July . . . Gelatinous alga?, NoctiJuca, larval Echino- 

 derms, Copepoda, Crab Zoea and Megalopa, 

 young mussels and one species of fish egg. 



August ... Diatoms, Gelatinous alga?, Noctihica, Pleuro- 

 brachia and Medusoids, larval Echino- 



