Q:

What do crawdads feed on?

A:

Crawdads, or crayfish, feed on small fish that can be captured with their claws, other invertebrates and plants, both living and dead. Those are that are kept in freshwater aquariums will eat regular and tropical fish food, shrimp pellets and various vegetables. Crayfish represent an important link in the food chain and are a food source for fish, such as bass, and water birds, such as herons.

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Relatives of the saltwater lobster, which they resemble, crayfish are found in lakes, rivers, streams, brooks, swamps and marshes. They do not survive pollution, and their presence in a body of water is an indicator of environmental health and water quality. Considered a gourmet food and eaten worldwide, they are harvested on farms and trapped in wetlands. The Louisiana crayfish harvest was more than 50,000 tons in 2007, and the state produces the vast majority of crawdads trapped and harvested in the United States.

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    What do shrimp eat?

    A:

    As omnivores, shrimp consume many different kinds of animal and plant species, but primarily feed on small fish, algae, plant particles and plankton. They will also eat decaying plants and will scavenge parts of dead animals such as snails, clams and fish, and will even eat other shrimp.

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    What do freshwater crawdads eat?

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    Fresh water crawdads are considered omnivores, which means that they eat both animals and plants. They are opportunistic creatures and eat whatever happens to float by.

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    Most bivalves absorb nutrition by filter feeding, which involves drawing particles of food into their gills through their mouths and into their stomachs. Some bivalves trap food with mucus-covered tentacles. Others are carnivorous, using siphons to draw in worms, larvae and crustaceans that are then pushed into their mouths.

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    Painted turtles eat carrion small fish, freshwater crustaceans, aquatic insects, plant leaves and algae. The hatchlings are largely carnivorous and add more plants to their diets as they mature.

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