228 



Two males and 7 females were taken in May, the place of capture of 2 of the 

 females not being ascertained ; 2 of the other females were found in the Moray 

 Firtli, to the south and west, at unspecified places ; a female was recovered 17 miles 

 to the south and west, 1 near Foula, Shetland, 42 miles to the north and west ; 

 2 males were taken east of the Orkneys, 45 aad 63 miles to the south and west, and 

 a female off Whiten Head, on the north coast, at 112 miles. 



In this quarter, 25, or 19-1 per cent., were found, the positions being known for 

 22 ; all but one were found to the south and west, 21, or 95" 4 per cent., at an average 

 distance of 83 miles in the mean direction S. 65° W., and one was taken to the north 

 and Avest. 



Fourth Quarter. — Twenty were taken in June 1911, 10 males, 9 females, and 1 

 of unknown sex. A female and the fish of unknown sex were caught near Foula, 

 Shetland, 43 and 44 miles to the north and west ; a male was also taken to the 

 north of the Shetlands, on the east side, off Fetlar, 65 miles to the north and east ; 

 a female was got 10 miles to the north and west ; all the others were recaptured 

 to the south and west, 1, a female, at IS miles, towards Fair Tsle : 10, 4 males and 

 6 females, were recaptured to the east of the Orkneys, at distances of from 39 to 

 59 miles ; the other fish were taken to the westwards, a male off Sule Skerry, at 

 103 miles ; another male near Cape Wrath, at 138 miles ; a third male 14 miles 

 E.N.E. of Cape Wrath, at 130 miles ; and a fourth, 7 miles north-east of Gape 

 Wrath, at 137 miles ; the remaining male was recaptured at Scourie Bank, in the 

 Minch, south-west of Cape Wrath, at a distance of 168 miles. 



Two males and 7 females were got in July, all but 2 to the south and west, 3 

 south-east of Fair Isle, at distances of from 12 to 19 miles, and 5 east of the 

 Orkneys, at distances of from 14 to 57 miles ; the remaining fish, a female, was 

 taken 18 miles S.Fi. of Noss Head, Moray Firth, at a distance of 85 miles. 



One fish, a female, was recaptured in August, in the Moray Firth, precise place 

 unknown. 



In this quarter, 30 of the marked plaice were recaptured, or 22*9 per cent. ; 

 24 (82-7 per cent.) were got to the south and v/est, 23 of them (79-3 per cent.) at an 

 average distance of 62 miles in the mean direction S. 69° W. ; 4 were taken to 

 the north and west, 1 to the north and east, and 1 directly west. 



Within 12 months of hberation, 106 marked plaice, or 80'9 per cent., were 

 recovered ; 75, or 75'7 per cent., were taken to the south and west, 13, or 13'1 per 

 cent., to the north and west, 8 to the north and east, 6 to the south and east, and 

 1 directly west. 



Of the other fish recaptured, 8 were taken in the remainder of 1911, 9 in 1912, 

 and 8 in 1913. 



Li September 1911, a female was taken 7 miles south-east of Fair Isle, at a dis- 

 tance of 11 miles to the north and west. Two males and 3 females were recaptured 

 in October, 2 females south of Sumburgh Head, at 16 and 19 miles to the north and 

 west, and the third 11 miles to the south and west, south-east of Fair Isle ; of the 

 two males, 1 migrated to the south and west, to the east of the Orkneys, for 55 miles, 

 and the other to the north and west, to the Shetlands, a distance of 36 miles. In 

 November, a male was recaptured " 188 miles E. by S. J S." of Aberdeen, v^'hich 

 is a position a fev/ miles to the north and west of the Great Fisher Bank, at a dis- 

 tance of 198 miles to the south and east ; and a plaice of unspecified sex, near 

 Buclianness, Aberdeenshire, at a distance of 115 miles to the south and west. 



A male was taken in January 1912, off Fair Isle, at a distance of 19 miles to the 

 south and west, and in April a male and two females, the male near Foula, Shet- 

 land, 45 miles to the north and west, 1 of the females 105 miles to the eastwards, 

 offshore, and the other near the Butt of Lewis, Hebrides, 182 miles to the west- 

 wards. In May, a male was taken to the east of the Orkneys, at a distance of 50 

 miles to the .south and west, and a female near Foula, 44 miles to the north and 

 west. In June, a female was recaptured in the Moray Firth, south-east of Noss 

 Head, at a distance of 85 miles to the south and west. In July, another female 

 went 2 miles to the south and west, and in November a female at a place unrecorded. 



In January 1913, a female was recaptured on the north coast, 7 miles off Hol- 

 burn Head, at a distance of 99 miles ; in March, a female to the east of the Orkneys, 

 45 miles to the south and west, and in April, a male and a female, the latter at the 

 entrance to the Moray Firth, south-east of Noss Head, at a distance of 67 miles, and 



