Body colour adjustment of the freshwater shrimp Macrobrachium jelskii (Miers 1877) in different background colours

JG Araújo, WM Nascimento, PHP Nobre… - Ethology Ecology & …, 2023 - Taylor & Francis
The body colour variation in response to different background colours is associated with
camouflage, increasing efficiency against predation. In our study, we investigated the body …

Effects of the use of synthetic astaxanthin in the feeding of Lophiosilurus alexandri, a neotropical siluriform fish

DPDA Costa, MJS Silva, RM Geraldi… - Anais da Academia …, 2022 - SciELO Brasil
Aiming to test the capacity of retention of carotenoids in tissues, Lophiosilurus alexandri
juveniles were fed diets containing 0, 25, 50, 100, 200, and 400 mg/kg of synthetic …