Long-tailed Duck (Clangula hyemalis)

Key Details

Taxonomic Groups: Vertebrate > bird > Bird
Red List Status: Near Threatened (Non-breeding) [NT(nbr)]
D5 Status: Included in the baseline Red List Index for England (Wilkins, Wilson & Brown, 2022)
Section 41 Status: (not listed)
Taxa Included Synonym: (none)
UKSI Recommended Name: Clangula hyemalis
UKSI Recommended Authority: (Linnaeus, 1758)
UKSI Recommended Qualifier: (none specified)
Red List Citation: Stanbury et al., 2021
Notes on taxonomy/listing: (none)

Criteria

Question 1: Does species need conservation or recovery in England?
Response: Yes
Justification: Eng WeBS trends (25 yr -78%, 10 yr -67%)
Question 2: Does recovery/ conservation depend on species-specific actions?
Response: Yes
Justification: Declining wintering population that may be at risk as bycatch in fisheries.
Question 3: At a landscape scale, would the species benefit from untargeted habitat management to increase habitat mosaics, structural diversity, or particular successional stages?
Response: Yes
Justification: General protection and enhancement for coastal seabed communities could benefit this species

Species Assessment

Current step on the Species Recovery Curve (SRC): 5. Remedial action identified
Recovery potential/expectation: Medium-high
National Monitoring Resource: Structured - sufficient
Species Comments:

Key Actions

Key Action 1

Proposed Action: Determine whether bycatch in gillnet fisheries is an issue for wintering Long-tailed Duck populations in England by the implementation of sufficient monitoring and subsequent analysis .

Action targets: 4. Autecology and pressures understood

Action type: Scientific research

Duration: 3-5 years

Scale of Implementation: ≤ 5 sites

High priority sites:

Comments:

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Acknowledgment:
Data used on this website are adapted from Threatened species recovery actions 2025 baseline (JP065): Technical report and spreadsheet user guide (Natural England, 2025). Available here.