DESCRIZIONE
A remotely operated submersible device comprising a suction means and a collection means; and method of using said device for the collection and retrieval of fish or other water creatures from an aquaculture enclosure. The suction means creates a low pressure region in an opening of the device, generating suction and a flow of water through a funnel (12) and ducting (3), entraining fish or other water creatures located at or near the funnel (12), and directing them to the collection means for subsequent removal. The collection means comprises a cage (2) made of a mesh structure (9) suitable for the containment of fish or other water creatures, while permitting water flow through the mesh (9). The device may further comprise a camera to allow visual communication between an operator and an environment of the aquaculture enclosure.