000			00350nam a2200133 4500
245			_aFreshwater fishery biology _cKarl F. Lagler
100			_aLagler, Karl F.
250			_a2nd ed.
260			_aIowa _bWm. C. Brown _c1956
300			_axii,421p.:ill.;24cm.
082			_aCB _b597.09297 LAG
650			_aFresh-water biology
650			_aLimonology
999			_c19725 _d19725