Favorite Introducing Self-Cloning Aquarium Feeders!

Marbled Crayfish – a true self-cloning wonder for the domestic aquarium! This website, www.MarbledCrayfish.com, is the home of the Original website for MARMORKREBS – the Marbled Crayfish. They were discovered in an aquarium shop in Germany in the late 1990′s. (See more info under the WELCOME tab). Often misrepresented by academia and tabloid press as a threatening invasive species, this animal is a great source of feeders, classroom aquariums and more, for responsible aquarium keepers. Naturally, NO animal should be let out into the wild from domestic care. But, we feel such claims of massive harm done by this animal are greatly exaggerated. As a pet, or for classroom research, these animals are perfect additions. For the responsible keepers of aquarium fishes, reptiles & amphibians, these crays are ideal as a source of feeders. Frozen crays are even used as fishing bait! And academic research in many universities uses Marbled Crayfish to study DNA, Genetics and their ability to clone themselves – which is quite unique for a newly discovered species!

This species is CLAIMED to be invasive in Europe, but not in the USA.  Conversely, a whole bloom in crayfish would only provide food up the food chain for fishes, reptiles, amphibians, raccoons, and more. Makes more sense than hysterical articles about “posing threats” having new species introduced into local nature. Historically, most animals on earth find their way to other continents naturally, where the “invasive species” adapts to the location. This includes birds, bugs, and other animal species. “Invasive Species” is a scary sounding phrase which helps politicians and journalists gain recognition. Very few “invasive species” are actually harmful (ie Zebra Mussels in lakes, which do cause problems). Keeping these crayfish in aquariums by responsible owners does not create a threat to any outside environment.

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Marbled Crayfish and AQUAPONICS

Marbled Crayfish are very useful in the area of AQUAPONICS, or recirculating garden systems.  The basic principle is simple: live fish provide waste which is pumped into plant containers to feed root systems. The water is filtered by the plant roots and returns clean and fresh into the fish tank, where edible species of fish are grown.

However for small systems in particular (for personal dwellings), marbled crayfish supply a plentiful amount of waste for plants to feed on in a small space. They are also a self cloning animal, meaning they multiply into a colony. Interesting also is that this species of crayfish eats primarily plant materials, like aquatic plants or sliced cucumbers.

Wastewater from Marbled Crayfish tanks can also be used on plants where it is too hot to keep live animals in outside tanks. Some greenhouse operations use the wastewater from marbled crays!

For more information about the use of Marbled Crayfish with Aquaponics, see our links from the menu.

 

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