What food does the bream eat, and what are the characteristics of its feeding habits?
The bream, also known as bian, and also called long-bodied bream, bream flower, oil bream, etc., is also used in China as a collective name for the triangular bream and the bream (Wuchang fish). It is a herbivorous fish, mainly distributed in the medium-sized lakes attached to the middle and lower reaches of the Yangtze River in China. It grows rapidly, has strong adaptability and a wide range of feeding habits, and is one of the main freshwater aquaculture fish in China.
What food does the bream eat?
The bream is a herbivorous fish with a relatively wide feeding range. Juveniles and adults mainly feed on aquatic vascular plants such as eelgrass, Hydrilla verticillata and pondweed, and also like to eat terrestrial grasses and vegetable leaves. It can also consume some plant debris from the lake bottom and a small amount of zooplankton.
The distribution environment of the bream
The bream usually inhabits the middle and lower layers of open water areas with muddy bottoms where submerged plants grow, and likes to overwinter in deep water in winter. It lives in rivers and lakes, usually dwelling in the middle and lower layers of the water, and is relatively suited to life in still water.
The bream is a fish species endemic to China, mainly distributed in the medium-sized lakes attached to the middle and lower reaches of the Yangtze River.
Feed formulation for the bream
1. Juveniles: crude protein content greater than 32%, crude fat content 3%-4%, crude fiber content less than 14%, ash content less than 13%, calcium content 0.8%-1.2%, phosphorus content greater than 0.7%, moisture content less than 12%.
2. Adults: crude protein content greater than 30%, crude fat content 3%-4%, crude fiber content less than 18%, ash content less than 13%, calcium content 0.8%-1.2%, phosphorus content greater than 0.7%, moisture content less than 12%.
3. Size: for bream smaller than 5.5 g, the feed pellet diameter is 0.5 mm; for 5-30 g, the feed pellet diameter is 1.0 mm; for 30-80 g, the feed pellet diameter is 1.5 mm; for 80-100 g, the feed pellet diameter is 2.0 mm; for 100-200 g, the feed pellet diameter is 2.5 mm; for 200-300 g, the feed pellet diameter is 3.0 mm; for more than 300 g, the feed pellet diameter is 3.5 mm.