Wellborn and Tucker, 1985



Citation


Wellborn, T.L. and Tucker, C.S. (1985) Chapter 1 An overview of commerical catfish culture., pp. 1-12

Associated characteristics


Species Development state Trait Primary Data Secondary Data
Ictalurus punctatus Egg Egg Buoyancy Settle to the bottom Demersal
Ictalurus punctatus Egg Egg adhesiveness Within a minute they become sticky and adhere to each other and the aquarium bottom Adhesive
Ictalurus punctatus Egg Temperature for incubation At 30°C or higher, water temperature can adversely affect egg developmet and fry survival 30.0 °C
Ictalurus punctatus Female Relative fecundity Most 6.6-8.0, range 3-12 7.3 thousand eggs/kg
Ictalurus punctatus Spawning conditions Spawning season From Mid-April or Mid-May until July ['April', 'May', 'June', 'July']
Ictalurus punctatus Spawning conditions Spawning period duration 6-8 [From Mid-April or Mid-May until July] 7.0 weeks
Ictalurus punctatus Spawning conditions Spawning temperature Begin to spawn when the minimu water temperature exceeds 21°C for several days, normal spawning temperature is from 21 to 29 with 26 considered to be optimal 21.0 °C
Ictalurus punctatus Spawning conditions Spawning substrate Spawn under ledges, around or in submerged logs, stumps, or roots and in cavities in the bank No category
Ictalurus punctatus Spawning conditions Spawning site preparation The male typically prepares a nest by clearing soft mud and debris from an esaily protected area No category
Ictalurus punctatus Spawning conditions Parental care After the male has mated with a female he drives her away and cares for the eggs and fry after hatching No category