Environmental services

Tender description

NRW would like to appoint a consultant for the Wales Native Oyster Restoration Project and its establishment and monitoring of a series of native oyster restoration plots in the Milford Haven waterway. The outputs of this exercise will address questions around the approach and feasibility of native oyster restoration in Wales, specifically related to oyster survivability, recruitment, stocking density, effects of the oyster disease Bonamia and the non-native species Crepidula fornicata, as well as monitoring potential positive effects including habitat enhancement and increased associated species composition. The purpose of the requirement is to establish and monitor a series of oyster restoration plots in the Milford Haven waterway. The outputs of which will address specific questions related to oyster survivability, recruitment, stocking density, effects of the oyster parasite Bonamia ostreae and the non-native species Crepidula fornicata; as well as monitoring other potential positive effects including habitat enhancement and increased associated species composition. And after composition, produce a guidance document outlining the approach and feasibility of oyster restoration in Wales.