LC
Grimwood's Longclaw Macronyx grimwoodi



Taxonomy

Taxonomic source(s)
del Hoyo, J., Collar, N.J., Christie, D.A., Elliott, A., Fishpool, L.D.C., Boesman, P. and Kirwan, G.M. 2016. HBW and BirdLife International Illustrated Checklist of the Birds of the World. Volume 2: Passerines. Lynx Edicions and BirdLife International, Barcelona, Spain and Cambridge, UK.

IUCN Red List criteria met and history
Red List criteria met
Critically Endangered Endangered Vulnerable
- - -

Red List history
Year Category Criteria
2022 Least Concern
2016 Data Deficient
2012 Data Deficient
2008 Data Deficient
2004 Data Deficient
2000 Data Deficient
1994 Lower Risk/Near Threatened
1988 Lower Risk/Least Concern
Species attributes

Migratory status not a migrant Forest dependency does not normally occur in forest
Land-mass type Average mass -
Range

Estimate Data quality
Extent of Occurrence (breeding/resident) 828,000 km2 medium
Severely fragmented? no -
Population
Estimate Data quality Derivation Year of estimate
Population size unknown - - -
Population trend stable - suspected -
Generation length 3.52 years - - -
Percentage of mature individuals in largest subpopulation 100% - - -

Population justification: The population size of this species has not been quantified, but it is considered locally common to common (Dowsett 2009, Tyler and Sharpe 2020).

Trend justification: The population is suspected to be stable in the absence of evidence for any declines or substantial threats.


Country/territory distribution
Country/Territory Presence Origin Resident Breeding visitor Non-breeding visitor Passage migrant
Angola extant native yes
Congo, The Democratic Republic of the extant native yes
Zambia extant native yes

Important Bird and Biodiversity Areas (IBA)
Country/Territory IBA Name
Angola Cuelei
Angola Lago Carumbo
Angola Mount Moco
Zambia Chitunta Plain
Zambia Mbulo Forest

Habitats & altitude
Habitat (level 1) Habitat (level 2) Importance Occurrence
Grassland Subtropical/Tropical Seasonally Wet/Flooded major resident
Altitude 800 - 1500 m Occasional altitudinal limits  

Threats & impact
Threat (level 1) Threat (level 2) Impact and Stresses
Agriculture & aquaculture Livestock farming & ranching - Small-holder grazing, ranching or farming Timing Scope Severity Impact
Ongoing Minority (<50%) Unknown Unknown
Stresses
Ecosystem degradation
Natural system modifications Fire & fire suppression - Increase in fire frequency/intensity Timing Scope Severity Impact
Ongoing Minority (<50%) Unknown Unknown
Stresses
Ecosystem degradation

Recommended citation
BirdLife International (2024) Species factsheet: Macronyx grimwoodi. Downloaded from https://datazone.birdlife.org/species/factsheet/grimwoods-longclaw-macronyx-grimwoodi on 20/02/2024.
Recommended citation for factsheets for more than one species: BirdLife International (2024) IUCN Red List for birds. Downloaded from https://datazone.birdlife.org on 20/02/2024.