Collection Conwy Bay and estuary mussel fishery Fishery openings and catch return forms for the Conwy Bay and estuary mussel fishery. Part of: Sea and intertidal fisheries (Sub-topic) First published: 18 July 2018 Last updated: 13 July 2026 Guidance Closure of the Conwy Bay and Estuary Mussel Fishery 2026 11 August 2026 Closed consultation Awaiting outcome Public Notice (temporary closure) 2025 to 2026 28 August 2025 Guidance North Wales mussel catch return 18 August 2026 Form Apply to remove mussels from the Conwy Bay mussel fishery 18 August 2026 Form