143 



The next recaptures in this experiment were in July, when 1 male and 2 females 

 were taken. The male, measuring 35"5-40"3 cm., was got, after 361 days, near 

 Buchauness, at a distance of 63 miles to the north and east ; another, a female of 

 29-38*5 cm., was taken, after 366 days, near Tod Head, 34 miles to the north and 

 west ; the second female, which measured 28'5-30"8 cm., was found, after 379 days 

 to the north-east of St. Abb's Head, at a distance of 26 miles. 



In August, a male, of 33-37*3 cm., was recovered, after 403 days, south-east ol 

 the Isle of May, at a distance of 26 miles. In September, 2 males were recaptured ; 

 1. which measured 32-38*6 cm., was taken, after 427 days, to the east of the Isle 

 of May, at a distance of 28 miles ; the other, of 33-41*7 cm., was caught, after 428 

 days, in the offshore waters, to the south-east of Aberdeen, at a distance of 24 miles. 

 In December, a female was recovered, after 511 days, to the north-east of Rattray 

 Point, at a distance of 82 miles ; it measured 36*5-44 cm., and was described as 

 " immature." 



Eight of the marked plaice were taken in 1913. In February, a male, measuring 

 32*5-37*2 cm., was caught, after 596 days, near Aberdeen Bank, at 38 miles distant ; 

 the condition of the testes was not recorded. Three were taken in March, a male, of 

 39*5-41*7 cm., and " spawning," a little south of Aberdeen, at a distance of 45 

 miles ; another male, of 30*5-34*5 cm., and also " spawning " (" partly spent "), 

 after 616 days, near Aberdeen Bank, a distance of 36 miles away ; the third, a female 

 of 35-40*6 cm., and "immature," was got, after 614 days, at the same locahty, 38 

 miles distant. In April, after 657 days, a female was found 13 miles to the south 

 and west ; it measured 35 cm. on liberation, but neither the size on recapture, nor 

 the condition of the ovaries was recorded. In July, 2 females were recovered, 1, of 

 34-43*6 cm., and " spent," after 728 days, offshore, to the south-east of Buchanness, 

 at a distance of 61 miles ; the other, measuring 30*5-40 cm., and " immature," 

 was taken, after 733 days, at a distance of 14 miles to the south and west. The last 

 fish to be recaptured was a female, of 35-43 cm., which was taken in August, after 

 761 days, to the north-east of Rattray Point, at a distance of 83 miles. 



f"TAl:LE. 



