148 TRANSACTIONS LIVERPOOL BIOLOGICAL SOCIETY. 



Thompson at Liverpool, Mr. A. Scott at Piel, Mr. 

 Chadwick at Port Erin, and Mr." Ascroft at Lytham, are 

 all at work, and we have drawn up and agreed upon the 

 following common list of pelagic organisms the 

 occurrences and relative abundance of which in the 

 various parts of our district will be periodically registered 

 for each week in the year : — 



Fish eggs, fish larvae, Appendicularia, gastropod larvae, 

 larval lamellibranchs, larval crabs, other larval Crustacea, 

 Alteutha interrupta, Jonesiella hyaenae, Acartia sp., 

 Temora longicornis, Isias clavipes, Centropages sp., 

 Euterpe acutifrons, Calanus finmarchicus, Anomalocera 

 patersoni, Pseudocalanus elongatus, Oithona spinifrons, 

 eggs and larvae of copepoda, Podon intermedium, Evadne 

 nordmanni, larval Cirripedia, Echinoderm larvae, Autoly- 

 tus sp., Tomopteris onisciformis, larval Polychaeta, Sagitta 

 sp., larval Polyzoa, Ctenophora (state which), Medusae 

 (do.), Medusoid Glonophores (do), Xoctiluca sp., Ceratium 

 sp., Rhizosolenia sp., Chaetoceros sp., Biddulphia sp., 

 Coscinodiscus sp., I^itzchia sp. 



Mr. Ascroft is especially devoting his attention to our 

 plankton work, and is now receiving and examining 

 collections from various parts of the district. We hope 

 that he will be able to contribute an account of these to 

 our next Report. 



With a view to making the best use of the time until 

 the " census " investigations which I have recommended 

 above are started, or until a steamer is obtained solely for 

 scientific work in the Irish Sea, I drew up in October 

 the following scheme of observational work which I hoped 

 would be carried out by the new Lancashire Sea-Fisheries 

 steamer when she started on her routine work. The 

 scheme was submitted to the Committee, and although it 

 has not yet been formally adopted for execution, I hope 



