Essays about: "yoy"
Showing result 1 - 5 of 6 essays containing the word yoy.
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1. Essential young-of-the-year fish macrophyte habitats along the swedish east coast : Evaluation of representativity of marine protected areas and pressures on habitats in the Gulf of Bothnia
University essay from SLU/Dept. Of Aquatic ResourcesAbstract : Along the coastal zone of the Baltic Sea high productivity habitats form important areas for many organisms, including young-of-the-year (YOY) fish. Habitats consisting of aquatic vegetation provide YOY fish with important services, such as refuge from large predators and food sources. READ MORE
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2. Dispersal of young-of-the-year brown trout (Salmo trutta L.) from spawning beds : effects of parental contribution, body length and habitat
University essay from SLU/Dept. of Wildlife, Fish and Environmental StudiesAbstract : Stocking of brown trout eggs Salmo trutta L. and construction of spawning beds are common measures in habitat restored streams. However, knowledge about how young-ofthe-year (YOY) trout disperse from stocking points and spawning beds, and how it relates to biotic and abiotic factors, are sparse. READ MORE
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3. Resource use and consumption of three-spined sticklebacks (Gasterosteus aculeatus) under different environmental conditions during winter.
University essay from Institutionen för ekologi, miljö och geovetenskapAbstract : In temperate climate with pronounced seasonality, ice and snow cover reduces light conditions during winter which in turn reduce search efficiency for visual feeding consumers like fish. Furthermore, a suggested major effect of future climate change is an increased input of allochtonous DOC to aquatic systems which causes an increased brownification and hence reduced overall light conditions. READ MORE
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4. Rapid Changes in Salinity and Cyanobacterial Exposure Influence condition of Young of the Year (YOY) Perch (Perca fluviatilis) : A Field Study in the Curonian Lagoon(Lithuania)
University essay from Institutionen för naturvetenskap, NVAbstract : Two decades ago the recruitment of YOY perch (Perca fluviatilis) started to decline along the Swedish east cost of the Baltic Sea. Factors that influence recruitment are e.g. eutrophication that causes habitat losses and overfishing of cod (Gadus morhua) which causes cascading effects in the food web. READ MORE
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5. Interspecific and intraspecific competitive interactions in Brook charr, Salvelinus fontinalis, and Brown trout, Salmo trutta
University essay from SLU/Dept. Of Aquatic ResourcesAbstract : A large-scale field enclosure experiment was conducted to examine the contradicting information about the competitive interactions between YOY brown trout and YOY brook charr. Interactions that is supposed to be based on aggression and growth capacity. READ MORE
