HABITAT REEF FOR LOBSTER AND SEA-CUCUMBER

摘要

The present invention relates to an artificial habitat reef that is installed in the sea bed so as to provide crayfish or sea cucumbers with a habitat space. More specifically, the present invention relates to a habitat reef for crayfish and sea cucumbers in which a concrete habitat reef main body that is a cuboid-shaped case structure is produced so as to provide the habitat space for the crayfish or sea cucumbers therein, a passage structure is formed on the habitat reef main body so as to allow entrance and movements of the crayfish or sea cucumbers and seawater flow, a porous vegetation plate formed of porous concrete is arranged in the habitat space in the habitat reef main body, the habitat space is partitioned into upper and lower spaces by the porous vegetation plate so that an inner portion of the habitat reef main body can be provided with a sufficient corner space for easy attachment and growth of the sea cucumbers, a sufficient rough surface, and a sufficient dark shadow space required for crayfish feeding, sea cucumber estivation, and the like, a partition-shaped porous vegetation plate is additionally arranged in the inner habitat space so that the corner space, the attachment surface, and the shadow space can be maximized, various types of organic matters and floating matters, which are feed for young crayfish and sea cucumbers, are allowed to be adsorbed to and concentrated on the porous vegetation plate in quantity so that an excellent feeder is established in the inner space of the habitat reef, effective swarming of fry, shellfish, and the like which are feed for mature crayfish is allowed on inner and outer side surfaces of the habitat reef main body and in the vicinity thereof, and a receiving leg is additionally provided on the habitat reef main body so that the habitat reef facilities can be available even on soft soil of quicksand, mud, and the like.