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The aim of this study is to explore the morphology and histochemistry of the digestive tract of Acipenser dabryanus (Duméril, 1869). The digestive system of the Dabry's sturgeon contained an oropharyngeal cavity, esophagus, stomach, pyloric caeca, duodenum, valvula intestine, and rectum. Both the pyloric caeca, and the valvula intestine, which belonged to elasmobranch, were present simultaneously...
The main objectives of this study were to estimate the age, growth, mortality and population structure of silver croaker Pennahia argentata (Houttuyn, 1782) and red bigeye Priacanthus macracanthus Cuvier, 1829 and to explore the factors causing the fluctuation of the fish populations and the ecological parameters. The two species were randomly sampled, with 80~120 individuals of each species captured...
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