364 TRANSACTIONS LIVERPOOL BIOLOGICAL SOCIETY. 



results may be seen at a glance, 1 append the following list of 

 the number of stomachs containing the various types of 

 food : — 1 zoophytes, 1 echinoid spines; 36 Crangon, 6 prawns, 

 47 Eupagurus, 37 Portunus, 5 Hyas, 5 Stenorhynchus, 15 crayfish, 

 12 Carcinus, 25 Corystes, 3 Galathea, 3 My sis, 29 Idotea, 49 

 amphipoda, 30 crustacean remains, 3 Aphrodite, 35 Nereis, 

 11 Nephthys, 19 annelida (digested), 8 Solen, 2 Buccinum, 



2 Tellina, 1 Mactra, 1 Trochus, 1 Pecten, 2 Zo%o medm, 6 

 molluscan remains, 4 Gobius minutus, 1 dragonets, 

 1 solenettes, 3 herring, 9 sand. 



Skate (Raia batis, Linn.). 



Of this species, 18 fish, from 9 to 110 cms. in length, were 

 examined. They were obtained from 4 hauls, in April and 

 May, at localities ranging from Duddon to Morecambe Bay. 



As in the case of the ray, Crustacea seem to be their chief 

 food. The following is a synopsis of the food contained in 

 the various stomachs : — 1 empty, 11 Crangon, 3 prawns, 

 4 Eupagurus, 1 Portunus, 1 Hyas, 1 Carcinus, 1 Gammarus, 

 1 amphipoda, 2 annelida, 1 Philine, 3 grey gurnards, 1 plaice, 



3 soles, 1 solenettes, 1 dragonets, 1 whiting, fr fish-remains. 



Yellow Gurnards (Trigla lucefna, Linn.). 



In all, 79 fish were obtained from 4 hauls in May and one 

 in June ; one haul was in Carnarvon Bay, the rest in the 

 North of the District. The length of the fish varied from 9 

 to 44 cms. 



The following is the synopsis of their stomach- contents : — 

 30 empty, 1 ophiuroids, 10 Crangon, 1 Eupagurus, 4 Portunus, 

 1 Hyas, 1 Stenorhynchus, 1 Carcinus, 17 Corystes, 2 Galathea, 

 1 Nucula, 1 Solen, 3 amphipoda, 1 Loligo media, 5 Aphrodite, 

 3 soles, 4 solenettes, 1 dabs, 1 plaice, 1 megrims, 2 Ammodytes, 

 14 fish-remains, 1 indistinguishable matter, 2 stones (fairly 

 large), 1 sand. 



