39 



Third Quarter .—'^hxea fish were recaptured in June, 2 females and 1 whose 

 sex was not detennined. One of the females, which measured 39"5-41'4 cm., 

 and was " spent," was taken after 188 days south-east of Aberdeen, at a distance 

 of 58 miles. The other female, measuring 4:0'5-42"9 cm., and "immature," was 

 got 30 miles N.N.E. of Rattray Point, at a distance of 130 miles, after 197 days. 

 The fLsh whose sex was not recorded measured 32-5 cm. on liberation, and was 

 taken 38 miles east and a little south of the station. 



Four females and 1 male were recaptured in July. The male, which measured 

 39-43"7 cm., and "had been ripe," was recaptured, after 235 days, off Whiten 

 Head, on the north coast of Scotland, at a distance of 226 miles. One of the 

 females, which measured 34-36'8 cm., was taken after 234 days in St. Andrew's 

 Bay at a distance of 22 miles. The second female, measuring 33'5-38-2 cm., and 

 " immature," was recaptured after 219 days near the Bell Rock, at a distance of 

 23 miles. The third female, which measured 37-40-2 cm., and was " apparently 

 immature," was recaptured to the north-east of Aberdeen, at a distance of 76 miles, 

 after 221 days. The fourth female, measuring 36-40'6 cm., and " immature," was 

 taken after 223 days, offshore, to the south-east of Aberdeen, at a distance of 

 74 miles. 



In August, 2 females were recaptured, both to the north and east ; 1, measuring 

 4r5-44-2 cm., and " half- ripe," was taken, after 271 days, near Tod Head, at a 

 distance of 47 miles. The other, measuring 37-5-42 cm., and "immature," was 

 recaptured far offshore, eastward from Aberdeen, at a distance of 124 miles, after 

 259 days. 



In this quarter, therefore, 10 fishes, or 15 per cent., were taken, of which 9 

 (90 per cent.) went north and east for an average distance of 87 miles, and 1 went 

 east and a little south for a distance of 38 miles. 



Fourth Quarter. — In September, a female, of 41-43*5 cm., was taken, after 280 

 days, 50 miles E.N.E. of Whitby, at a distance of 105 miles, to the south and east. 



In October a female, of 29-36*6 cm., was taken, after 326 days, 39 miles to the 

 eastwards of the Isle of May. 



Two were taken in November, a male, of 42-44 cm., and " nearly ripe," 

 after 357 days, 28 miles to the noith-east, near the Bell Rock, and a female, 

 40-46'2 cm., and "immature," after 347 days, 142 miles to the north and east. 



Thus, in the fourth quarter, only 4 fishes, or 5'9 per cent., were recaptured, 

 2 to the north and east, 1 to the east, and 1 to the south and east. 



In the twelve months after liberation, 44 plaice, or 65-7 per cent, of the total 

 recaptured, were taken, of which only four wei e got in the Firth of Forth ; omitting 

 these, 37, or 84*1 per cent., went to the northwards, and north and east ; two, or 

 4'8 per cent., migrated to the south and east, and one diiectly east. Of the 

 remaining fish, 2 were taken in 1911, 14 in 1912, 4 in 1913, and 2 in 1914. 



In December 1911 a female, of 37-41-6 cm., and "nearly ripe," was recovered 

 after 397 days, near Buchanness, at a distance of 87 miles, and a male of 36 cm. 

 on liberation, but of unknown size on recapture, after 399 days, 17 miles to the 

 south and east, off Dunbar. 



In February 1912, 2 males were recaptured, both " nearly ripe " and to the 

 northwards, 1, of 35-38"4 cm., after 453 days, off Aberdeen, at a distance of 72 miles, 

 and the other, of 31 •5-37-4 cm., after 455 days, in the Dornoch Firth, Moray Firth, 

 at a distance of 167 miles. 



Two males and 3 females were taken in March 1912, all to tJie north and east, 

 and ripe or nearl}' so. One of the females, measuring 40-5-46-6 cm., and " nearly 

 lipe," was caueht after 469 da3's, off Pife Ness, at a distance of 18 miles ; anothei, 

 of 36-39-6 cm., and also "nearly ripe," was found off Aberdeen, at a distance of 

 73 miles, after 464 days ; the third female, measuring 41-5-47-1 cm., and " sjjawn- 

 ing," was caught, after 487 days, near Buchanness, at a distance of 81 miles. One 

 of the males, which measured 39-39*7 cm., and was "jipe," was taken, after 

 475 days, in the same locahty, at a distance of 86 miles ; the other male, of 33-36-1 

 cm., and "ripe," was recaptured off Whitehills, BanjQt, in the Moray Firth, at a 

 distance of 137 miles, after 480 days. 



One male, of 40-5-46-3 cm., and " ripe," was got in May, after 546 days, on the 

 north coast of Scotland, off Dunnet Head, at a distance of 214 miles. 



In July, 2 females were recaptured, 1 measuring 37-46-1 cm., and " spent," 



