US Patent 9675054 Aquaculture lighting devices and methods

Lighting assemblies that provide spectrum specific underwater lighting to aquatic life. Each assembly has a vessel that receives a substrate secured to a heatsink and is enclosed by an end cap that provides a water tight seal. The end cap is sealingly secured to the vessel by a sealing element and has opening disposed therethrough for receiving an electrical connector that electrically connects lighting elements on the substrate to an exterior power source. The connector is sealingly disposed through the opening in the end cap to prevent the ingress of water within the vessel.