Structures assisting the migrations of non-salmonid fish : USSR
Pavlov, P.S.
Structures assisting the migrations of non-salmonid fish : USSR - Rome 1989 - 97 p. - No. 308; FAO Fisheries Technic .
639.2.061(47)
Structures assisting the migrations of non-salmonid fish : USSR - Rome 1989 - 97 p. - No. 308; FAO Fisheries Technic .
639.2.061(47)