Where Have All the Eiders Gone? - Food Resource Availability Assessment
Details
| Contract Title: | Where Have All the Eiders Gone? - Food Resource Availability Assessment |
| Published Date: | Nov 19, 2025 |
| Notice Type: | Award (ContractAwardNotice) |
| Value Banding: | High Value |
| Delivery Point: | United Kingdom |
Description:
At the GB scale, eider numbers have declined by c60% over the last 25 years. At an England scale, numbers have declined by c75% over 30+ years. Action to understand the causes of these declines and, if possible, to implement measures to halt or reverse the declines is urgent. Adult eiders preferentially feed on mussel, a resource which since 2012 has declined critically in Northumberland. This suggests that environmental changes leading to loss of mussel resources on this coast may have played s...