Haku
Viitteet 11-20 / 23
Rapport nr 88: Hydrografi, näringsämnen och klorofyll-a I Lumparns viksystem
(Åbo Akademi, Husö biologiska station, 1994)
During the summer of 1993 the Lumparn-fjärd and its connecting bays in the central archepelago of Aland, Northern Baltic Sea was investigated. The northern parts of the system consists of long and narrow bays. Many of the ...
Rapport nr 76: Undersökning av vattenkvalitet (år 1989) och bottenfauna (år 1990) vid Ålands forell i Järsö, Lemland
(Åbo Akademi, Husö biologiska station, 1990)
Husö biological station has carried out investigations of the brakish water environment at the fish farm Ålands Forell on Åland (N. Baltic Sea) since its beginning year 1981. Water quality and the organic content of sediment ...
Rapport nr 77: Vattenkvalitet och bottenfauna kring tre åländska fiskodlingar sommaren 1990
(1990)
Areas adjacent to three fish farms in the Åland archipelago, N. Baltic Sea, were investigated with regard to Secchi depth, oxygen, total phosphorus and nitrogen, chlorofyll-a content, organic content of the sediment and ...
Rapport nr 80: Primärproduktion i ett åländskt skärgårdsområde
(Åbo Akademi, Husö biologiska station, 1992)
Primary production was measured in an archipelago gradient (inner to outer archipelago) during spring to autumn (Maj to September) on the northwestern Åland islands, northern Baltic Sea. The gradient is almost nondisturbed ...
Rapport nr 93: Vattenkvalitet och bottenfauna vid fiskodlingarna Solvik fisk, Andersö och Ålands forell, Järsö sommaren 1995
(Åbo Akademi, Husö biologiska station, 1995)
Water quality and bottom fauna was investigated in June-August 1995 at the fishfarms Solvik fisk, Andersö and Ålands forell, Järsö on Åland. Husö biological station has carried out investigations at these fishfarms since ...
Rapport nr 94: Storfjärilsfaunan på Husö biologiska station 1985-1996
(Åbo Akademi, Husö biologiska station, 1997)
The macrolepidopteral fauna in the area of Husö Biological Station, Åland Islands, SW Finland, was studied by means of fight traps, bait catches and visiual observations in 1985-95. The study area is situated in the inner ...
Rapport nr 89: Bottenfaunan och fisksamhället I Färjsundet-Lumparn området 1993
(Åbo Akademi, Husö biologiska station, 1994)
In the Färjsundet - Lumparn area (earlier studied in 1971 - 1973 and in 1989) 15 stations. representing gradients from inner, sheltered bays to the open coast , were revisited in 1993 in order to get an up-to-date picture ...
Rapport nr 81: Den högre brackvattenvegetationen I nordvästra Åland 1991, samt en jämförelse av läget 1963 och 1965
(Åbo Akademi, Husö biologiska station, 1992)
A survey of phytobenthos was carried out in 1991 in NW Åland, N. Baltic Sea. The investigation covered 35 sites along a transect from the sheltered inner-archipelago through semi-sheltered shores to unsheltered outer-archipelago ...
Rapport nr 84: En kartering av Mariehamns stads vattenområden, samt en inventering av stränder och grunda vatten
(Åbo Akademi, Husö biologiska station, 1992)
In 1992 (June-August) an investigation of the Mariehamn archipelago area (Aland, N. Baltic Sea) was done with regard to Secchi depth, pH, salinity, oxygen, total phosphorus and nitrogen, chlorofyll a content and bottom ...