Population information

Order name Gruiformes
Family name Rallidae
Scientific name Hypotaenidia rovianae Common name Roviana Rail
Population name Kolumbangra
Breeding range Kolombangra, Central Solomon Islands Non-breeding range
Red List Category Near Threatened
Ramsar regions Oceania
Notes Flightlessness allows treatment as separate populations on possibly as many as 5 islands. Only apparently widespread on Kolombangra (BirdLife International (2005)).

Conservation Framework

Conservation framework Notes
No conservation frameworks
Note:

Population size

Publication Start year End year Minimum Maximum Estimate quality Notes References Actions
WPE 1 0 0 -1 -1
WPE 2 0 0 -1 -1
WPE 3 2001 2001 1 10,000 [R202]
WPE 4 2001 2001 1 10,000 [R202]
WPE 1 0 0 -1 -1
WPE 2 0 0 -1 -1
WPE 3 2001 2001 1 10,000 [R202]
WPE 4 2001 2001 1 10,000 [R202]
WPE 1 0 0 -1 -1
WPE 2 0 0 -1 -1
WPE 3 2001 2001 1 10,000 [R202]
WPE 4 2001 2001 1 10,000 [R202]
WPE 1 0 0 -1 -1
WPE 2 0 0 -1 -1
WPE 3 2001 2001 1 10,000 [R202]
WPE 4 2001 2001 1 10,000 [R202]
WPE 5 2001 2001 1 10,000 Best guess [R202]

Population trends

Publication Start year End year Trend Trend quality Notes References Actions
WPE 1 0 0 Unknown
WPE 2 0 0 Unknown
WPE 3 0 0 Unknown
WPE 4 0 0 Unknown
WPE 1 0 0 Unknown
WPE 2 0 0 Unknown
WPE 3 0 0 Unknown
WPE 4 0 0 Unknown
WPE 1 0 0 Unknown
WPE 2 0 0 Unknown
WPE 3 0 0 Unknown
WPE 4 0 0 Unknown
WPE 1 0 0 Unknown
WPE 2 0 0 Unknown
WPE 3 0 0 Unknown
WPE 4 0 0 Unknown
WPE 5 0 0 Unknown No idea

Population 1% level

Publication Yearset 1 percent Note
WPE 1 0 -1
WPE 2 0 -1
WPE 3 2002 100
WPE 4 2006 100
WPE 1 0 -1
WPE 2 0 -1
WPE 3 2002 100
WPE 4 2006 100
WPE 1 0 -1
WPE 2 0 -1
WPE 3 2002 100
WPE 4 2006 100
WPE 1 0 -1
WPE 2 0 -1
WPE 3 2002 100
WPE 4 2006 100
WPE 5 2012 100

References

  • R202 - Dutson, Guy, in litt. 2002.

Notes




Copyright Wetlands International 2012

Citation: Wetlands International (). "Waterbird Population Estimates" . Retrieved from wpe.wetlands.org on