86 pages matching spring in this book
Results 1-3 of 86
What people are saying - Write a review
We haven't found any reviews in the usual places.
Estonian natural fish waters E Ojaveer E Pihu
Origin and history of the fish fauna in Estonia T Paaver L Lougas
3 other sections not shown
abundance autumn Baltic Sea basin Body proportions bottom brown trout burbot catches caught Chironomidae coast crucian carp Distribution and habitat eastern eelpout eggs Emajogi River Estonian waters feeding females flounder garfish gills grayling Growth and age growth rate Gulf of Finland Gulf of Riga Haberman hatching Hiiumaa IlHxy intestines Kangur Kasari River Lake Peipsi Lake Vortsjarv larvae loach mainly males Matsalu Matsalu Bay maximum migration Mikelsaar Morphology morphometric characters Narva Narva River O3epa occurs Ojaveer oocytes Parnu Bay Parnu River pbi6 perch Pihu pike pikeperch populations Reproduction Ristkok roach rocHHOPX ruffe Saaremaa Saat salinity salmon sand eel sand goby sea trout sexual maturity smelt Sp.br spawning grounds spawning period specimens spined loach sprat spring stickleback Trematoda Turovski unpubl usually Vainameri vendace Vert vimba bream water bodies water temperature whitefish winter year-classes