Browsing Fiskeridirektoratets skrifter, Serie Havundersøkelser (1900-1990) by Author "Benjaminsen, Terje"
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Age determination and the growth and age distribution from cementum growth layers of bearded seals at Svalbard
Benjaminsen, Terje (Fiskeridirektoratets skrifter, Serie Havundersøkelser, Research report, 1973)BENJAMINSEN, T. 1973. Age determination and the growth and age distribution from cementum growth layers of bearded seals at Svalbard. FiskDir. Skr. Ser. HavUnders., 16:159-170. Material for this study was collected ... -
Pup production and sustainable yield of white sea harp seals
Benjaminsen, Terje (Fiskeridirektoratets skrifter, Serie Havundersøkelser, Research report, 1979)Pup production and sustainable yield of White Sea harp seals.FiskDir. Skr. Ser. HavUnders., 16: 551-559. Pup production from 1962 to 1965 was estimated by a survival index method from age composition of Norwegian samples ...