00246    a2200109   4500020001500000082001500015100001900030245002200049260003400071300001900105650001200124  a8177540610  a577.7bNIK  aNikolsky, G.V.  aEcology of fishes  aJodhpurbAgrobiosc2000g2000  aix,351p.c22cm  aEcology