SEA-FISHEBIES LABOKATOBY. 207 



poda, Cladocera. and two species of fish 

 eggs. 

 August ... Sagitta, Copepoda, Oikopleura, Medusoids, 



Copepod uauplii. 



September. Diatoms. Sagitta, Tomopteris, Copepi 



Cladocera, Eurydice, Oikopleura, Copepod 



nauplii and larval shrimps. 



The whole of the Diatoms previously given were 

 present at different times of the year. Labidocera was the 

 only Copepod out of the names already mentioned that 

 appeared to be absent. No Cladocera were found till the 

 end of May. 



Occurrence of Pelagic Fish Eggs. 

 The following is a short account of the distribution 

 of pelagic fish eggs during the year 1904, with the precise 

 date of their occurrence : — 



Plaice. These were the first eggs met with, and were 

 noted as early as February 2nd from In-shore Section 

 VII. On February lUth they were taken at Off-shore 

 Station L. on the 18th at Station III., on the 20th. 22nd, 

 and 23rd at Section VI. . on the 23rd at Section VII. , for 

 the second time in the month, on the 24th at Section IV.. 

 and on the 29th at Off-shore Station II. During- March 

 they were taken at Port Erin on the 2nd. at Section V. 

 and Off-shore Station III. on the 3rd. at Station I. on the 

 Oth, at Section II. on the 10th. and at Off-shore Station I. 

 again on the 14th. Plaice eggs were, therefore, present 

 in the Irish Sea during the whole of February and first 

 half of March. 



Dab. The first record of the eggs of this fish is from 

 Port Erin, on March 2nd. They were next noted on the 

 10th and 23rd at Section II. In April they were found 

 in Section I. un the 14th, and at Section IV. on the 28th. 

 In May, at Port Erin only on the 4th. Un June 27th, 

 Port Erin: July 4th and 16th, Port Erin. 



