Lang and Tiersch, 2007


Lang, R.P. and Tiersch, T.R. (2007) Early out-of-season induced spawning of channel catfish Ictalurus punctatus (Rafinesque) conditioned in heated earthen ponds. Aquaculture Research, pp. 498-507

Associated characteristics

Species Development state Trait Primary Data Secondary Data
Ictalurus punctatus Egg Egg size after water-hardening Egg production by individual females was considered successful if eggs appeared normal ( yellow and ~ 5 mm in diameter) 5.0 mm
Ictalurus punctatus Egg Egg adhesiveness Formed a cohesive mass following activation Non-Adhesive
Ictalurus punctatus Spawning conditions Spawning temperature Ambient water temperature in all culture facilities ranged from 23 to 27°C. Warm (30°C) water was added if possible to attempt to maintain water temperatures within the defined spawning range 23.0 °C
Ictalurus punctatus Spawning conditions Mating system Females and males are placed in ponds containing spawning containers that stimulate natural nesting sites, and are allowed to form spawning pairs No category