Despite these disadvantages it is felt that table 6 has factual basis permitting some reliable interpretation. TABLE 6.--RELATIVE ABUNDANCE IN PER CENT OF FISHES IN COLLECTIONS FROM THREE STREAM SEGMENTS. ==================================================================== | Big Caney River Grouse Creek |------------------------+----------------------- | Lower | Middle | Upper | Lower | Middle | Upper -------------------+-------+--------+-------+-------+--------+------ _L. osseus_ | .7 | .5 | | .6 | .02 | _D. cepedianum_ | .3 | | | | .02 | _Carpiodes carpio_ | .06 | | | 1.0 | | _I. bubalus_ | .6 | .45 | | 1.4 | | _I. cyprinella_ | | | | .1 | | _I. niger_ | .01 | | | | | _M. erythrurum_ | .2 | 1.1 | 1.0 | .03 | .5 | 1.1 _M. melanops_ | .1 | .01 | | | .1 | _Cyprinus carpio_ | .7 | | | 1.3 | .2 | _C. anomalum_ | .6 | 5.9 | 18.0 | | .1 | _N. boops_ | .6 | .6 | 5.1 | | 1.3 | _N. buchanani_ | | | | .01 | | _N. camurus_ | 6.4 | 5.5 | .4 | | | _N. lutrensis_ | 8.8 | 1.0 | .5 | 6.4 | 11.4 | 15.2 _N. percobromus_ | | | | 1.1 | | _N. rubellus_ | .4 | 1.4 | 3.9 | | | _N. umbratilis_ | 17.6 | 28.3 | 15.4 | 2.5 | 3.9 | 5.5 _N. volucellus_ | .3 | .4 | | | .3 | _P. mirabilis_ | .3 | | | | | _P. notatus_ | 3.5 | 5.7 | 13.0 | | .9 | 6.6 _P. vigilax_ | .8 | | | | | _P. promelas_ | | | | | | 2.9 _P. tenellus_ | .7 | .5 | | .01 | | _G. affinis_ | 14.6 | .4 | .4 | 20.8 | 10.2 | 1.0 _F. notatus_ | .1 | | | 6.6 | 17.2 | 1.4 _I. melas_ | .9 | 2.2 | 2.4 | 5.6 | 2.3 | 18.0 _I. natalis_ | | | .5 | .5 | .8 | _P. olivaris_ | .01 | | | .01 | | _I. punctatus_ | .3 | | | .4 | | _E. spectabile_ | 1.9 | 4.9 | 18.0 | .4 | .3 | .3 _P. copelandi_ | .8 | .1 | | .01 | | _P. phoxocephala_ | .1 | | | .1 | | _P. caprodes_ | .4 | .6 | .2 | .2 | .2 | .4 _M. salmoides_ | .06 | | | | 1.1 | .3 _M. punctulatus_ | .5 | 1.7 | .4 | | | _P. annularis_ | 3.9 | .8 | | 2.9 | 4.2 | .3 _L.