Life History of the Black Redhorse, Moxostoma duquesnei (Lesueur), in Missouri

摘要: Abstract The abundance of the black redhorse (Moxostoma duquesnei) within Missouri rivers appeared to be correlated with volume flow: greatest biomass occurred in streams an annual average discharge 500–600 cfs. breeding behavior adult is described. There was no parental care eggs. body-scale relationship for populations each river best represented by a combination two straight lines. It suggested that break related attainment sexual maturity. Black from Big Piney River grew length and gained weight slightly faster than Niangua River. This difference growth attributed intensity harvest. Similarities existed between food items fingerling smallmouth bass which may have been due utilizing drift organisms sucker feeding activities. Seasonal daily movements bla...