Histopathological changes in gills of a native fish Capoeta aculeata, naturally-infected with parasites were studied. The specimens (15.5 to 22.8 cm) were collected from Choghakhor lagoon in West Iran. 35 (11%) of the total 318 studied fishes were infected with gill parasites. Overall, six protozoan and metazoan parasite species were collected from fishes including Ichthyophthirius multifiliis,...

Parasitic diseases are harmful and limiting factors in breeding and rearing ornamental fish industry. In this study, 400 apparently healthy ornamental fishes from five species (each species 80 specimens) including: Goldfish (Carassius auratus), guppy (Poecilia reticulate), angelfish (Pterophyllum scalare), discus (Symphsodon discus) and sailfin mollies (Poecilia latipinna) was obtained from a l...

Abstract In 2017, the base population of a family-based silver carp ( Hypophthalmichthys molitrix ) genetic improvement program was spawned in Bangladesh. This aims to improve growth rate under polyculture production systems, through direct selection on primary trait harvest-age weight. The objective this study quantify variation in, and correlations between, weight (assessed 8012 fish from 184...