Essays about: "Mattias Melin"

Found 2 essays containing the words Mattias Melin.

1. 1. Stream size determines densities of larger juvenile brown trout in mountain streams

   University essay from Umeå universitet/Institutionen för ekologi, miljö och geovetenskap

   Author : Mattias Melin; [2021]
   Keywords : Habitat availability; juvenile brown trout; stream size; population structure;

   Abstract : The productivity or availability of juvenile habitats have theoretically been shown to determine size distributions of adult individuals and population abundance. Brown trout (Salmo trutta) is a species where adults may inhabit lakes and use connected streams for spawning and as nursery habitats for juveniles. READ MORE

3. 2. Change in growth and overall condition in populations of anadromous burbot (Lota lota) in the Gulf of Bothnia

   University essay from Umeå universitet/Institutionen för ekologi, miljö och geovetenskap

   Author : Mattias Alftberg Melin; [2019]
   Keywords : Growth; Burbot; Temperature; Age distribution; Climate change;

   Abstract : Many populations of burbot (Lota lota)around the world have been extirpated, are endangered or are in serious decline both regarding numbers but also in size. The aim of this study was to investigate if growth and overall condition in populations of anadromous burbot in the Gulf of Bothnia has changed over time and if so, discuss potential causes behind. READ MORE