Blar i Articles på forfatter "Kaitala, Veijo"
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The ecology of recovery
Gårdmark, Anna; Enberg, Katja; Ripa, Jörgen; Laakso, Jouni; Kaitala, Veijo (Journal article; Peer reviewed, 2003-04-30)The current high rate of population declines and attempts to `manage' their recovery, call for a better understanding of recovery dynamics of populations. In many cases, recovery of a population may primarily be determined ... -
Fish harvesting, marine reserves, and distribution of individuals over space
Kaitala, Veijo; Enberg, Katja; Ranta, Esa (Journal article; Peer reviewed, 2004-08-05)We analysed exploitation of populations that are partly protected in a marine harvest refuge to prevent their over-harvesting in the remaining unprotected area. We carried out our analysis by introducing the model of ideal ... -
Harvesting Strategies in a Fish Stock Dominated by Low-frequency Variability: The Norwegian Spring-spawning Herring (Clupea harengus)
Kaitala, Veijo; Jonzén, Niclas; Enberg, Katja (Journal article; Peer reviewed, 2003)Heavy positively autocorrelated natural fluctuations in a fisheries stock level are problematic for fisheries management, and collapses in the stock dynamics are difficult to avoid. In this paper, we compare three different ...