Blar i Articles på emneord "pelagisk fisk"

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    • Acoustic abundance estimation of midwater animals 

      Foote, Kenneth G.; Røttingen, Ingolf (Journal article; Peer reviewed, 1999)

    • Visual predation by the euphausiid Meganyctiphanes norvegica 

      Torgersen, Thomas (Journal article; Peer reviewed, 2001-01-05)
      Experiments showed that Meganyctiphanes norvegica are visual predators on copepods. Adult M. norvegica were offered a mixture of equal numbers of late stage Calanus spp. and Metridia longa in total darkness and at a light ...

    • Wasp-Waist Interactions in the North Sea Ecosystem 

      Fauchald, Per; Skov, Henrik; Skern-Mauritzen, Mette; Johns, David; Tveraa, Torkild (Journal article; Peer reviewed, 2011-07-28)
      Background In a “wasp-waist” ecosystem, an intermediate trophic level is expected to control the abundance of predators through a bottom-up interaction and the abundance of prey through a top-down interaction. Previous ...