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Part II L — Seventh Annual Eeport 



*VIL FISH EXAMINED AT THE UNIVERSITY LABORATORY. 



As a rule, four fish of each kind were examined every week from 

 the end of July to the end of January. These fish were procured 

 from a fishmonger in town, and the locality of their capture could not 

 be determined with any degree of certainty, but was some 20 or 30 miles 

 east of May Island. 



Plaice (Pleuronectes platessa). — Of 110 stomachs examined, 35 were 

 empty. Echinoderms, consisting of star-fish, were found in three. Arthro- 

 pods consisted of 1 crabs ' in four, spider-crabs in one, and hermit-crabs 

 in one. Molluscs consisted of Mactra in three, whelk in two, and 

 unidentified molluscs in thirty-seven. Fish, unidentified, were found In 

 one. Mucus was found in eight stomachs, white pulp in five, and black 

 pulp in fourteen. 



Lemon Soles (Pleuronectes microcephalus). — Of 102 stomachs examined, 

 55 were empty. Annelids were found in three. Molluscs were found in two, 

 in one an unidentified shell, and in the other, four chitons. Of the 

 remainder of the stomachs six contained white pulp and thirty-eight 

 black pulp. 



Common Dabs (Pleuronectes limanda). — Of 103 stomachs examined, 33 

 were empty. Echinoderms consisting of sand-stars were found in ten. 

 Annelids unidentified were found in four, and Arenicola in one. Arthro- 

 pods consisted of crabs in two, and hermit-crabs in four. Molluscs were 

 found in four stomachs, consisting of Scrobicularia (sp. nitida) in one, 

 Pecten in one, unidentified lamellibranchs in one, and whelk in one. 

 Fish remains, unidentified, were found in four. Of the remaining 

 stomachs, black pulp was found in thirty-four, brown pulp in two, yellow 

 pulp in two, and mucus in two. 



Haddocks (Gadus ceglefinus). — Of 112 stomachs examined, 26 were 

 empty. Echinoderms were found in 61 stomachs, consisting of Spat- 

 angus in one, sand-stars in forty, and unidentified star-fish in twenty. 

 Annelids, consisting of Aphrodite, were found in two. Arthropods con- 

 sisted of crabs in one, hermit-crabs in one, Crangon in one, and unidentified 

 Crustacea in two. Molluscs consisted of mussels in two, unidentified 

 lamellibranchs in one, and whelks in one. Fish remains were found 

 in two, and ova in twelve (all in the months of August and September). 

 Zoophytes (sertularians) were found in two. 



Whitings (Gadus merlangus). — Of 112 stomachs examined, 90 were 

 empty. Echinoderms (sand-stars) were found in three. Annelids (Aphro- 

 dite) were found in one. Arthropods consisted of Crangon in five, and 

 crabs in one. Molluscs (Loligo) were found in one. Fish consisted of 

 whiting in one, flat-fish in one, and unidentified fish in nine. 



Gurnards. — Of 97 stomachs examined, 55 were empty. Arthropods 

 were found in 29 stomachs, consisting of Crangon in twelve, Parathemisto 

 (sp. oblivia) in one, swimming crabs in ten, and unidentified Crustacea in 

 six. Fish were found in 1 3 stomachs, consisting of gurnard in two, sand- 

 eels in one, dabs in one, herrings in one, whitings in one, and unidentified 

 fish in eight. 



Witch Soles (Pleuronectes cynoglossus). — Of 26 stomachs examined, 10 

 were empty, 15 contained black pulp. The remaining one contained 

 unidentified Annelids. 



*VIII, FISH EXAMINED ON BOARD THE "SOUTHESK." 



Plaice (Pleuronectes platessa). — On January 11th, 23 were examined at 

 Montrose, none of which contained any food. On January 21st, off the 

 * Not included in the Tables. 



