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THE RED CRAB


The red crab or crab of the swamp (ucides occidentalis) is an element funfamental for the ecology of the swamp. It is an exclusive crab of the swamp, it is detritivoro (detritus dining room), reciclador of organic matter.

It is a crustacean of the order decapoda (10 paws), he/she has a shell that measures approximately of 8 - 10 cm of wide when it is mature. He/she can live up to 13 years.

There are differences between males (but big, quelas big and many hair) and females (smaller and different thorax); it suffers silent, that is to say, for their development he/she needs to change shell. They can only be captured the males that have shell of 6.5 cm of wide (that to arrive to their commercial size it should spend from 4 to 5 years) because, with this size they are already reproductive.

When the crab this to enter in change is buried and it covers their hole, you jellied restitution, of white color and for that reason he/she is said milky crab and this phase is protected by law: 2da prohibited (of August 15 to the 30 September), and it should not be consumed then he/she harms to the health for that chemical substances that cause diarrhea, vomits and abdominal pains takes place.

In reproduction stage it is protected by law, happening the first prohibited (of January 15 at February 28). In this phase their shell changes color (red for green). The females should never be captured, this is to maintain the populational (a female can spawn up to 250,000 eggs, arriving to her mature alone phase 5%) balance.

The red crab this threatened by human several activities, as the pruning, the contamination of the tidelands, the langostineras construction, sobreexplotacion for indiscriminate capture, concientizacion lack, of the knowledge and of the execution of the legislation.

Source: ASEXTRHI - NE - THE SWAMPS



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Page created web March 30 of the one 2005.
© Copyright 2005 Gualberto Valderrama C.