Ocean research and the great fisheries . 6 yearsSi!5 cms. P years2. J cms. Fig. ]9.—scales OF HERRING. (After Hjort.)A. Norse spring herrings. B. Shetland herrings, spawning in relatively large size of centre of scale. 1 cm. = -39 inches. The sizesof the fish to which the scales belong are given in centimetres. 29 cm. =11-3 inches, 30 cm. = 11-7 inches, 35 cm. = 12-9 inches, 24 cm. =9-3 inches,25 cm. = 9-7 inches, 27 cm. = 10-5 inches. (From De-pths of Ocean.) Professor Meek on p. 75 of the Migrations of Fish. ProfessorMeek tells us (p. 78) that the herring only feeds and growsduri
Ocean research and the great fisheries . 6 yearsSi!5 cms. P years2. J cms. Fig. ]9.—scales OF HERRING. (After Hjort.)A. Norse spring herrings. B. Shetland herrings, spawning in relatively large size of centre of scale. 1 cm. = -39 inches. The sizesof the fish to which the scales belong are given in centimetres. 29 cm. =11-3 inches, 30 cm. = 11-7 inches, 35 cm. = 12-9 inches, 24 cm. =9-3 inches,25 cm. = 9-7 inches, 27 cm. = 10-5 inches. (From De-pths of Ocean.) Professor Meek on p. 75 of the Migrations of Fish. ProfessorMeek tells us (p. 78) that the herring only feeds and growsduring the warmer months of the year, from about the beginningof April to October ; from October to April growth is practicallysuspended, and that the stationary winter period is marked onthe scales by narrow transparent rings which he calls winterrings . In the case of winter and spring spawners, he tells PLATE XYI
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Keywords: ., bookcentury1900, bookdecade1920, bookpublisheroxfor, bookyear1921
