Per Nyström
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- 2007
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Mark
Are fish populations in temperate streams affected by crayfish? - A field survey and prospects
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- Contribution to journal › Article
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Mark
A documented amphibian decline over 40 years: Possible causes and implications for species recovery
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- Contribution to journal › Article
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Mark
Persistent organic pollutants (POP) in a benthic omnivore - A comparison between lake and stream crayfish populations
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- Contribution to journal › Article
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Mark
Heavy metals and stable isotopes in a benthic omnivore in a trophic gradient of lakes
(
- Contribution to journal › Article
- 2006
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Mark
Stable isotopes as an indicator of diet in omnivorous crayfish (Pacifastacus leniusculus): the influence of tissue, sample treatment, and season
(
- Contribution to journal › Article
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Mark
Does natural acidity mediate interactions between introduced brown trout, native fish, crayfish and other invertebrates in West Coast New Zealand streams?
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- Contribution to journal › Article
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Mark
Crayfish in lakes and streams: individual and population responses to predation, productivity and substratum availability
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- Contribution to journal › Article
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Mark
Low levels of persistent organic pollutants (POPS) in New Zealand eels reflect isolation from atmospheric sources
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- Contribution to journal › Article
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Mark
Facilitation and interference among three predators affect their consumption of a stream-dwelling mayfly
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- Contribution to journal › Article
- 2005
-
Mark
Lake trophic status and bioaccumulation of polychlorinated biphenyls in benthic organisms: a comparison between littoral and profundal invertebrates
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- Contribution to journal › Article