Patent ID: 7594477

Claim:
An apparatus, comprising: a plurality of buoyant members; a first elongate member slidably coupled to the plurality of buoyant members, the plurality of buoyant members collectively having a buoyancy and including a synthetic material, the plurality of buoyant members configured to be used in a liquid; a connector coupled to the first elongate member, the connector configured to releasably couple a first end portion of the first elongate member to a second elongate member; and a retaining member coupled to the first elongate member and a buoyant member from the plurality of buoyant members, the retaining member and the first elongate member collectively configured to limit a distance between two adjacent buoyant members from the plurality of buoyant members, the plurality of buoyant members are selectively positionable with respect to the first elongate member to define a user-specified geometric configuration.