Patent ID: 6039005
Filing Date: 2000-03-21
Classification: A01K,Y02A

Abstract:
An aquatic habitat extension device for use in a body of water or an aquarium comprising:a) a transparent hollow habitat structure whereini) said structure includes a lower portion and an upper portion;ii) said lower portion has an opening therein;iii) said opening is bounded by a peripheral rim;iv) said peripheral rim is oriented downward and below a surface of said body of water;v) said opening permits entrance of aquatic animals;b) a base;c) at least one support member attached to said base and extending from said base toward said surface of said body of water wherein said at least one support member includes receiving means for receiving a leading edge of said peripheral rim of said transparent habitat structure, said leading edge of said peripheral rim is attached to said receiving means such that said peripheral rim is below said surface of said body of water;d) an evacuation line that extends from inside said structure in the upper portion thereof along an inner surface of said transparent habitat structure whereini) said evacuation line is connectable to a vacuum pump such that when a partial vacuum is created air is evacuated from said structure and an interior water level of said structure is thereby raised above said surface; andii) said vacuum pump is capable of reversible manipulation of the partial vacuum such that said interior water level of said structure can be lowered.