Essays about: "Juvenile nursery areas"

Found 2 essays containing the words Juvenile nursery areas.

1. 1. Enumerating Atlantic salmon smolt production in River Vindelälven based on habitat availability and parr densities : consequences of using different density estimation methods

   University essay from SLU/Dept. of Wildlife, Fish and Environmental Studies

   Author : Stefan Ågren; [2010]
   Keywords : Salmo salar L.; Mapping; Juvenile nursery areas; Electrofishing abundance; Flow correlation; Population model;

   Abstract : Habitat mapping was conducted in the main stem of River Vindelälven in the autumn of 2009 along the salmon distribution area. The aim was to estimate the quantity of potential reproduction areas, including spawning and juvenile rearing habitats. The mapping included 61 km of various stream sections along the river length of 269 km. READ MORE

3. 2. Linking habitat characteristics and juvenile density to quantify Salmo salar & Salmo trutta smolt production in River Sävarån, Northern Sweden

   University essay from SLU/Dept. of Wildlife, Fish and Environmental Studies

   Author : Johan Molin; [2008]
   Keywords : mapping; flow; substratum; electro-fishing; parr; radio-telemetry; spawning;

   Abstract : Even though the European Union has set up goals for rivers that support wild salmon to reach a production that is 50% of the MAXIMUM natural potential, there is a general lack of knowledge about the production capacity of salmonids in Sweden. To estimate the production of salmon and sea trout in the Sävarån river, I combined habitat mapping with available electro-fishing data. READ MORE