Search Results - "Ulvan, Eva M."

Selection against individuals from genetic introgression of escaped farmed salmon in a natural population of Atlantic salmon by Wacker, Sebastian, Aronsen, Tonje, Karlsson, Sten, Ugedal, Ola, Diserud, Ola H., Ulvan, Eva M., Hindar, Kjetil, Næsje, Tor F.

“…The viability of wild Atlantic salmon populations is threatened by genetic introgression from escaped farmed salmon. Farmed Atlantic salmon are genetically…”
Get full text

Considering sampling bias in close‐kin mark–recapture abundance estimates of Atlantic salmon by Wacker, Sebastian, Skaug, Hans J., Forseth, Torbjørn, Solem, Øyvind, Ulvan, Eva M., Fiske, Peder, Karlsson, Sten

“…Genetic methods for the estimation of population size can be powerful alternatives to conventional methods. Close‐kin mark–recapture (CKMR) is based on the…”
Get full text

Implications of the movement behaviour of African tigerfish Hydrocynus vittatus for the design of freshwater protected areas by Jacobs, Francois J., Næsje, Tor F., Ulvan, Eva M., Weyl, Olaf L. F., Tiyeho, Deon, Hay, Clinton J., O'Brien, Gordon C., Downs, Colleen T.

“…African tigerfish Hydrocynus vittatus (n = 35) were tagged with external radio‐transmitters in the Kavango River, Namibia, to determine whether freshwater…”
Get full text

Movements and dispersal of farmed Atlantic salmon following a simulated-escape event by SOLEM, Øyvind, HEDGER, Richard D, URKE, Henning A, KRISTENSEN, Torstein, ØKLAND, Finn, ULVAN, Eva M, UGLEM, Ingebrigt

Get full text

Does Catch-and-Release Angling Alter the Behavior and Fate of Adult Atlantic Salmon During Upriver Migration? by Lennox, Robert J, Uglem, Ingebrigt, Cooke, Steven J, Næsje, Tor F, Whoriskey, Frederick G, Havn, Torgeir B, Ulvan, Eva M, Solem, Øyvind, Thorstad, Eva B

“…To reproduce, Atlantic Salmon Salmo salar return to freshwater rivers and migrate upriver to spawning areas. This migration is the basis for recreational…”
Get full text

Direct and indirect climatic drivers of biotic interactions: ice-cover and carbon runoff shaping Arctic char Salvelinus alpinus and brown trout Salmo trutta competitive asymmetries by Ulvan, Eva M., Finstad, Anders G., Ugedal, Ola, Berg, Ole Kristian

“…One of the major challenges in ecological climate change impact science is to untangle the climatic effects on biological interactions and indirect cascading…”
Get full text

Movements and dispersal of farmed Atlantic salmon following a simulated-escape event by Solem, Øyvind, Hedger, Richard D., Urke, Henning A., Kristensen, Torstein, Økland, Finn, Ulvan, Eva M., Uglem, Ingebrigt

“…One of the major challenges for understanding the ecological impact of escaped farmed Atlantic salmon ( Salmo salar L.) is predicting their dispersal patterns…”
Get full text

Area use and movement patterns of wild and escaped farmed Atlantic salmon before and during spawning in a large Norwegian river by Moe, Karina, Næsje, Tor F., Haugen, Thrond O., Ulvan, Eva M., Aronsen, Tonje, Sandnes, Tomas, Thorstad, Eva B.

“…We compared the within-river movements and distribution of wild and escaped farmed Atlantic salmon Salmo salar before and during spawning in the Namsen river…”
Get full text

The effect of surveillance fishing on migration distance of Atlantic Salmon during the spawning period by Munkeby, Johan O., Davidsen, Jan G., Havn, Torgeir B., Ulvan, Eva M., Næsje, Tor F., Karlsen, Dag H., Solem, Øyvind, Lennox, Robert J.

“…Objective Surveillance fishing surveys can be performed to estimate the proportion of farmed salmon represented in the spawning stock of native Atlantic Salmon…”
Get full text

Escape history and proportion of farmed Atlantic salmon Salmo salar on the coast and in an adjacent salmon fjord in Norway by Aronsen, Tonje, Ulvan, Eva M., Næsje, Tor F., Fiske, Peder

“…To gain more knowledge about escaped farmed salmon Salmo salar in the wild, we investigated the proportion of escapees, body length at escape, proportion…”
Get full text