Browsing Fiskeridirektoratets skrifter, Serie Havundersøkelser (1900-1990) by Author "Wiborg, Kristian Fredrik"
Now showing items 1-18 of 18
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Experiments with the Clarke-Bumpus Plankton Sampler and with a Plankton Pump in the Lofoten Area in Northern Norway
Wiborg, Kristian Fredrik (Fiskeridirektoratets skrifter, Serie Havundersøkelser, Research report, 1948) -
Factors influencing the Size of the Year Classes in the Arcto-Norwegian Tribe of Cod
Wiborg, Kristian Fredrik (Fiskeridirektoratets skrifter, Serie Havundersøkelser, Research report, 1957)1. The quantitative occurrence of eggs and larvae of the Arcto-Norwegian cod in the coastal and bank areas of northern Norway during the years 1948-1956 has been studied. 2. There is no correlation between the abundance ... -
The Food of Cod (Gadus callarias L.) of the 0-II-Group from deep Water in some Fjords of Northern Norway - With one Appendix - Oothrix borealis n. sp. - a bottom-dwelling Copedod from Northern Norway
Wiborg, Kristian Fredrik (Fiskeridirektoratets skrifter, Serie Havundersøkelser, Research report, 1949)An analysis has been made of the stomach contents of cod, chiefly of the 0-group, some also of the I-II groups from deep water in some fjords in North Norway during the years 1946-1949. The cod were all caught in the ... -
Investigations on Cod Larvae in the Coastal Waters of Northern Norway - Occurrence of cod larvae, and occurrence of food organisms in the stomach contents and in the sea
Wiborg, Kristian Fredrik (Fiskeridirektoratets skrifter, Serie Havundersøkelser, Research report, 1948) -
Investigations on Eggs and Larvae of Commercial Fishes in Norwegian Coastal and Offshore Waters in 1957-58
Wiborg, Kristian Fredrik (Fiskeridirektoratets skrifter, Serie Havundersøkelser, Research report, 1960)The size frequencies of cod and haddock eggs, sampled in coastal and offshore waters of northwestern Norway have been studied. Within the same species, variations in the mean size of the eggs have been observed, as well ... -
Investigations on euphausiids in some fjords on the West Coast of Norway in 1966-1969
Wiborg, Kristian Fredrik (Fiskeridirektoratets skrifter, Serie Havundersøkelser, Research report, 1971)In 1966-1969 euphausiids (krill) were sampled in some fjords in Western Norway. Drained volumes of krill constituted 13-82 ml, exceptionally 100-167 ml per 1 000 m3. Meganyctiphanes norvegica, Thysanoessa inermis and T. ... -
Investigations on Pelagic Fry of Cod and Haddock in Coastal and Offshore Areas of Northern Norway in July-August 1957
Wiborg, Kristian Fredrik (Fiskeridirektoratets skrifter, Serie Havundersøkelser, Research report, 1960)In July-August 1957 the distribution of pelagic cod and haddock of the O-group was investigated in the coastal and offshore waters of northern Norway. The cod was most abundant near the coast, the haddock also numerous ... -
Investigations on Zooplankton in Coastal and Offshore Waters of Western and Northwestern Norway - With Special Reference to the Copepods
Wiborg, Kristian Fredrik (Fiskeridirektoratets skrifter, Serie Havundersøkelser, Research report, 1954)1. Zooplankton samples, taken in vertical Nansen net hauls at permanent stations on the west coast of Norway between 61°-63° N and in the Lofoten area from October 1948 to the end of December 1951 have been used for a ... -
Investigations on Zooplankton in Norwegian Waters and in the Norwegian Sea during 1957-58
Wiborg, Kristian Fredrik (Fiskeridirektoratets skrifter, Serie Havundersøkelser, Research report, 1960)The variations in zooplankton volume at fixed stations along the coast of Norway, western Spitsbergen, and at st. "M" in the Norwegian Sea have been studied during 1957 and 1958. In 1957 the plankton was on the whole ... -
The Production of Zooplankton in a Landlocked Fjord - The Nordåsvatn near Bergen, in 1941-42 (With special reference to the copepods)
Wiborg, Kristian Fredrik (Fiskeridirektoratets skrifter, Serie Havundersøkelser, Research report, 1944)1. In the Nordåsvatn, a land-locked water near Bergen, weekly observations were carried out from May to November 1941 and from April to July 1942 for the main purpose of studying the production of zooplankton. Investigations ... -
Quantitative distribution of Zooplankton in the coast and bank areas of western and northwestern Norway during March-June 1959-1966
Wiborg, Kristian Fredrik (Fiskeridirektoratets skrifter, Serie Havundersøkelser, Research report, 1976) -
Quantitative Variations of the Zooplankton in Norwegian Coastal and Offshore Waters during the Years 1949-56
Wiborg, Kristian Fredrik (Fiskeridirektoratets skrifter, Serie Havundersøkelser, Research report, 1958) -
Some Observations on the Food of Cod (Gadus callarias L.) of the 0-II-group from Deep Water and the Littoral Zone in Northern Norway and from Deep Water at Spitzbergen
Wiborg, Kristian Fredrik (Fiskeridirektoratets skrifter, Serie Havundersøkelser, Research report, 1948) -
Some Observations on the Iceland scallop Chlamys islandica (Müller) in Norwegian waters
Wiborg, Kristian Fredrik (Fiskeridirektoratets skrifter, Serie Havundersøkelser, Research report, 1963)An investigation has been started on the Iceland scallop, Chlamys islandica (O. F. Müller). In northern Norway this species is mainly found in fjords with a narrow sill at the entrance and on a bottom with sand, gravel ... -
Undersøkelser over oskjellet (Modiola modiolus (L.)) - I. Alminnelig biologi, vekst og økonomisk betydning.
Wiborg, Kristian Fredrik (Fiskeridirektoratets skrifter, Serie Havundersøkelser, Research report, 1946)The horse-mussel, Modiola modiolus (L.) is a bivalved mollusk dosely related to the sea mussel, Mytilus edulis L. and common in northern waters. In Norway there are considerable beds of this mussel along the western and ... -
Variations in zooplankton volumes at the permanent oceanographic stations along the Norwegian coast and at weathership station M(ike) in the Norwegian Sea during the years 1949-1972
Wiborg, Kristian Fredrik (Fiskeridirektoratets skrifter, Serie Havundersøkelser, Research report, 1978)During the years 1949-1972 zooplankton was sampled in vertical hauls at permanent oceanographic stations along the coast of Norway and at the weathership station "M" in the Norwegian Sea. During 1949-1962 (station M:-1965) ... -
The Whirling Vessel - An apparatus for the fractioning of plankton samples
Wiborg, Kristian Fredrik (Fiskeridirektoratets skrifter, Serie Havundersøkelser, Research report, 1951)A description is given of the whirling vessel, an apparatus for the fractioning of plankton samples. Statistical tests have proved that the apparatus works reliably. -
Zooplankton in relation to hydrography in the norwegian sea
Wiborg, Kristian Fredrik (Fiskeridirektoratets skrifter, Serie Havundersøkelser, Research report, 1955)A study was made of the distribution of zooplankton organisms in the Norwegian Sea during May-August 1948-1954. It is based on plankton collected in vertical Nansen net hauls in the upper 200 m. Samples taken by the ...