Toxicité de l'ammoniaque chez le silure africain Heterobranchus longifilis

The acute toxicity of ammonia to the African catfish (Heterobranchus longifilis, Valenciennes 1840) was studied using static bioassay systems.

Toxicité des sulfures dissous chez le poisson-chat africain, Heterobranchus longifilis (Valenciennes, 1840)

Biological tests were carried out using static bioassay systems to determine the median lethal concentration of total sulfide (H2S, HS, S2) for African catfish (Heterobranchus longifilis, Valenciennes, 1840) at fry and juvenile stages.