SEA-FISHERIES LABORATORY. 367 



examined, and, of these, 16 were empty. Annelida seem to be 

 their chief food. The following is a list of the various types of 

 food consumed by soles, and the numbers of stomachs in 

 which each type is found : — 16 empty, 4 echinoid spines, 



3 heart-urchins, 9 ophiuroids, 1 Crangon, 4 Eupagurus, 



1 Portunus, 4 Idotea, 2 euphausids, 2 zoeas, 3 crab-remains, 



2 annelida (unrecognisable), 15 terebellids, 7 Arenicola, 19 

 sabellids, 22 Nereis, 1 serpulids, 2 Aphrodite, 1 Halosydna, 

 25 amphipoda, 12 Solen, 4 Cardium, 10 Tellina, 1 Mactra, 

 7 Philine, 1 blennioid fishes, 1 mud, 21 sand. 



Cod (Gadus callarias, Linn.). 



Cod were found in 11 hauls at 6 localities (one 11 miles 

 N. by E. from Llandudno Pier, the rest in the North of the 

 District). Of these hauls eight were taken in February, 

 two in April, and one in May. 



Altogether 33 cod (measuring from 24 to 102 cms.) were 

 examined, of which 2 were empty. Fish and Crustacea seem 

 to be their principal food as shown by the lists : — 2 empty, 

 2 anemones, 7 Eupagurus, 6 Crangon, 4 prawns, 14 Hyas y 12 

 Nephrops, 2 edible-crabs, 7 Portunus, 2 Stenorhynchus, 2 

 Turritella, 1 Pecten, 3 Buccinum, 1 Cardium, 1 Eledone cirrosa, 

 2 annelida (unrecognisable), 6 Aphrodite, 11 whiting, 3 red 

 gurnards, 1 herring, 1 flounder, 2 plaice, 5 soles, 5 solenettes, 



4 dabs, 1 dragonets, 1 Ammodytes, 7 fish-remains, 2 large 

 stones. 



Poor Cod (Gadus minutus, Linn.). 



One haul on May 14th at 25 miles W.N.W. of Piel Gas 

 Buoy yielded 8 poor cod, measuring from 13 to 29 cms. The 

 following list shows their stomach-contents :— 4 Eupagurus, 

 4 Carcinus, 2 Hyas, 1 Crangon, 3 amphipoda, 1 Pecten, 1 Gobi us 

 minutus. 



