Sea trout (Salmo trutta trutta)
… along the west coast. Sea trout are part of the same species as brown trout: brown trout spend their entire lives … the coast, moving in and out with the tides and visiting other estuaries and rivers. After returning to rivers, sea … and ecology of Atlantic salmon (Salmo salar) in Ireland. Arctic char (Salvelinus alpinus) A brief description of the …
Arctic char (Salvelinus alpinus)
… The Arctic char is native to Ireland, and its geographic range … Russia. In Ireland, the Arctic char is a glacial relict species, which means that char populations found in Ireland have become isolated from other char populations as this species' range contracted …
Brown trout (Salmo trutta)
… and parts of northern Africa. As a favourite angling species, brown trout have been widely introduced to other temperate parts of the world. They are the most … and ecology of Atlantic salmon (Salmo salar) in Ireland. Arctic char (Salvelinus alpinus) A brief description of the …
Ferox trout (Salmo ferox)
… trout that are behaviourally and genetically distinct from other wild brown trout stocks in the lakes in which they are … of fish prey, and they have been known to switch between species, for example, in Lough Corrib, where they switched between Arctic char and roach. Recent research by the Ferox Trout …
Pollan (Coregonus pollan)
… is endemic to Ireland, which means that it is a native species that is only found in Ireland, making it a very … the fish family Salmonidae, along with salmon, trout and char. The pollan ( Coregonus pollan ) is very closely related to the Arctic cisco ( Coregonus autumnalis ), which inhabits the …
Rainbow trout (Oncorhynchus mykiss)
… as a game fish when stocked into angling waters. The species is also widely cultivated for food by commercial … and ecology of sea trout (Salmo trutta trutta) in Ireland. Arctic char (Salvelinus alpinus) A brief description of the biology …
Pink salmon (Oncorhynchus gorbuscha)
… to river systems flowing into the North Pacific Ocean, the Arctic Ocean and the Bering Sea between Siberia and Alaska. … sea. Because they die after spawning once (a semelparous species), this means that pink salmon populations typically … of sea trout (Salmo trutta trutta) in Ireland. Arctic char (Salvelinus alpinus) A brief description of the biology …
Atlantic salmon (Salmo salar)
… or more winters at sea. Atlantic salmon are an emblematic species for Ireland and are extremely valuable for angling … and ecology of ferox trout (Salmo ferox) in Ireland. Arctic char (Salvelinus alpinus) A brief description of the biology …
Arctic Char Research Programme
… Arctic char as their name suggests, have a circumpolar … are lower). Historical survivors Arctic char are a relict species, which means that they are a remaining population of … depends on the maximum depth of the lake and whether other fish species are present. Because Arctic char are …
Research theme: Tagging and telemetry
… to study the lives and habits both of highly mobile fish species that migrate long distances (e.g. blue shark) and of … which tend to live all their lives in one area (e.g. brown trout). The migratory habits of the tagged fish are … geographically distinct populations are mixing with each other. This information is particularly important in our …
Research theme: Fish ageing techniques
… because they are easy to collect and store. For some fish species, scales are difficult to age, and other fish species have no scales at all, so bones from the … collect fish scales samples for bass, Atlantic salmon, brown trout, ferox trout and sea trout. See our Citizen …
Habitats Directive Project
… legislation dealing with the conservation of threatened species and habitats across the European Union. This Directive lists a range of animals, … or require too great a distance to jump. A range of other pressures also negatively impact the distribution and …