Because Pelteobagrus fulvidraco (Pelteobagrus fulvidraco) is a carnivorous fish that feeds on small fishes and shrimps (including juvenile crucian carp), and also attacks other small-sized fishes in times of food shortages, so crucian carp are afraid of Pelteobagrus fulvidraco.

The Pelteobagrus fulvidraco is an omnivorous fish centered on carnivory, but its food habits change with the environment and the seasons, and its food-seeking activities are generally carried out at night, and its food includes small fishes, prawns, a variety of terrestrial and aquatic insects (especially mosquito larvae), small mollusks, and other aquatic invertebrates, and it sometimes catches frogs, and it often swallows the eggs of other fishes in the spring and summer seasons. The fish eggs of other fish are often swallowed in spring and summer.

Pelteobagrus fulvidraco habits:

Pelteobagrus fulvidraco's habits are very characteristic, it is very adaptable in the wild, like living in a group, resistance to low temperatures, resistance to low oxygen, resistance to pollution, and a wide range of adaptability to water temperature. Pelteobagrus fulvidraco is widely distributed in our country, rivers, lakes and streams. It is a small fish, generally only a few two heavy, more than 1 catty very few, but there is a "Pelteobagrus fulvidraco", the largest individual can reach more than 3 kg.

The Pelteobagrus fulvidraco has a benthic carnivorous fish habit characteristic, it likes to eat small fish and shrimp, zooplankton and insects. When hungry, it also eats some vegetarian food (such as baked dried tofu), but not often. It eats bait greedily and ferociously, with a sensitive sense of smell, hearing and touch, and has the habit of drilling everywhere for food.

The Pelteobagrus fulvidraco also has the habit of being afraid of light, mostly residing underwater or in a weakly lit hiding place during half the day, and coming out in the evening and at night and in the early morning, and being active and abnormal in cloudy and rainy days.