analysis of hypoxia tolerance, therefore, is not only scientifically significant, but also
economically important. Catfish is generally regarded as being highly tolerant to low
dissolved oxygen, but variations exist among various populations, strains, and species. In
this study, we conducted a genome-wide association study (GWAS) using the catfish 250 K
SNP array to identify quantitative trait locus (QTL) associated with tolerance to low dissolved …