Fishery in Latvia

Latvia is known with its different sorts of fishes, but the most dominant are: the Baltic
salmon, Baltic sprat, Baltic cod, and Baltic herring. Let‟s introduce in brief every kind of this fish. There are three kinds of salmon fishes: Baltic salmon, sea trout and brown trout, which live and spawn in Latvian waters. Salmon is the most valuable and traditional fish in Latvia. Nowadays, there are problems connected to preservation and protection of natural Baltic salmon. The problems are caused by ecological conditions in the salmon spawning rivers, mass mortality of fry and also intensive fishing in salmon rivers.1
The Baltic sprat is small fish, its length is rarely more than 16 cm and its weight does not
exceed 25gr. Sprat is commercial catches is from one to five years old, but they can live more than 12 years. In summer and autumn sprat is located above thermo cline and this fish in summer are approximately 20-40 cm or if the summer is hot in the layer 30-70 cm. Sometimes in autumn and in the beginning of winter there is very large amount of young sprat in commercial catches. In order to avoid this it is advisable to catch sprat far from the coast.2
Cod living in the Baltic from Bornholm to the Gulf of Finland and the Gulf of Bothnia. Cod
is the most intensively caught in March and May when its spawning concentrations have the largest densities. Nowadays cod stock is over-exploited and even favorable hydrological conditions for spawning cannot promote new generations at least of average abundance. …