62 REPORT OF COMMISSIONERS OF INLAND FISHERIES. 



Food: Usually Crustacea and annelids, but bivalve molluscs, squids, and 



small fishes are frequently found in the stomach. 

 Size: Average 1 to 2 feet. One young specimen, 2 inches long, taken in 



trap in Narragansett Bay, October 9, 1905. 



13. Raja ocellata (Mitchill) . Big Skate; Winter Skate. 



Geog. Dist.: Atlantic coast northward from New York. 



Season in R. I.: Rare in summer. Occasional from October until May. 

 April 16, 1906, Dutch Island trap — dozen specimens. September 11, 

 1905, Sand Blow trap; September 11, 1905, Dutch Island trap; October 

 9, 1905, Dutch Island trap; December 22, 1908, several specimens 

 taken in beam trawl south of Plum Beach Light. 



Food: Squids, annelids, Crustacea. 



Size: Average, three feet. 



14. Raja laevis (Mitchill). Barndoor Skate. 



Geog. Dist.: Nova Scotia to Florida. Frequently taken at Canso on the 

 deep sea trawls of hooks. (Cornish, 1907.) 



Season in R. I.: Rare in summer when probably it is in deep water, but 

 common in spring and from August to October. July 30, 1900, two 

 were taken off Gay Head by the " Grampus " in 65 to 70 fathoms of 

 water. These had lobsters in their stomachs. (Bull. U. S. Fish Comm. 

 XV, 1899, 431.) August 23, 1905, Dutch Island trap, 3 dozen speci- 

 mens (?); August 27, 1906, Dutch Island trap, 3 specimens; August 

 27, 1906, Hazard's Quarry trap, 3 specimens; September 17, 1906, 

 Wild Goose trap, 2 small specimens. 



Reproduction: Eggs found occasionally in September. 



Food: Crustacea. Lobsters have frequently been fovmd in their stomachs. 



Size: Four feet. 



NARCOBATID^. The Electric Rays. 



15. Tetranarce OCCidentalis (Storer). Torpedo; Crampfish. 



Geog. Dist.: Cape Cod to Cuba. In Maine, reported from Casco Bay and 

 off Sequin; in Massachusetts, from various localities on the Cape Cod 

 coast and Woods Hole; in Connecticut, from Stratford (Linsley, 1844). 

 At Woods Hole they are most abundant in October and November. 



Season in R. I.: Caught off Sakonnet not uncommonly in midsummer. 



Food: Fishes. 



Size: Two to five feet long. Maximum weight, 200 pounds: average 30 

 pounds; small ones infrequent. 



