The color change and stress response of Atlantic salmon (Salmo salar L.) infected with Aeromonas salmonicida

Autor: Mengmeng Yi, Huanda Lu, Yishuai Du, Guoxiang Sun, Ce Shi, Xian Li, Huiqin Tian, Ying Liu
Jazyk: angličtina
Rok vydání: 2021
Předmět:
Zdroj: Aquaculture Reports, Vol 20, Iss , Pp 100664- (2021)
Druh dokumentu: article
ISSN: 2352-5134
DOI: 10.1016/j.aqrep.2021.100664
Popis: Fish challenged with pathogens often show behavioral disorders. The present study investigated the influence of Aeromonas salmonicida infection on the body color changes of Atlantic salmon (Salmo salar L.). In both conditions of a white background and transfer from the black background to the white background, the body color contrast of the fish infected with A. salmonicida (100 μL bacterium solution 8.2 × 109 CFU ml−1 in the dorsal muscle) declined significantly following an initial increase compared with the control group (100 μL 0.9 % NaCl); the greatest differences were observed on day 11, at 57.6 % and 52.7 % respectively (P
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