Characteristics of the population of Lampetra fluviatilis (L.) entering the Drwęca and Grabowa rivers (North Poland)
The size, length/weight relationship, sex ration and gonadosomatic index of the autumn and spring upstream run populations of the river lamprey have been studied. The size attained by the lampreys from the lower Vistula basin (Drwęca R.) is among the largest recorded for this species. In autumn male...
Main Authors: | , |
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Format: | Article |
Language: | English |
Published: |
Pensoft Publishers
1995-06-01
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Series: | Acta Ichthyologica et Piscatoria |
Online Access: | https://aiep.pensoft.net/article/25523/download/pdf/ |