Abstract: A drinking vessel containing a drink container and a storage container, wherein the one or more magnets of the bottom wall of the drink container are configured to engage the one or more magnets the upper lid wall such that the storage container is removably secured to the drink container. Also, a kit containing the drinking vessel and one or more additional storage containers.

Abstract: An apparatus for dividing an aquarium into a plurality of compartments includes retainer assemblies and a divider. The retainer assemblies each have a retainer member and a base member, and the base member is removably attachable to the aquarium. The divider is positionable between retainer assemblies and has at least one opening allowing for fluid communication between compartments. A method for dividing an aquarium into compartments includes affixing retainer assemblies to locations in the aquarium, positioning a divider between the retainer assemblies, and connecting the divider to the retainer assemblies.

Abstract: An apparatus for dividing an aquarium into a plurality of compartments includes retainer assemblies and a divider. The retainer assemblies each have a retainer member and a base member, and the base member is removably attachable to the aquarium. The divider is positionable between retainer assemblies and has at least one opening allowing for fluid communication between compartments. A method for dividing an aquarium into compartments includes affixing retainer assemblies to locations in the aquarium, positioning a divider between the retainer assemblies, and connecting the divider to the retainer assemblies.