Black File Snake
Gracililima nyassae
Abstract
Black File Snake Gracililima nyassae has most recently been assessed for The IUCN Red List of Threatened Species in 2014. Gracililima nyassae is listed as Least Concern.
The Red List Assessment
Howell, K., Msuya, C.A., Ngalason, W. & Spawls, S. 2021. Gracililima nyassae. The IUCN Red List of Threatened Species 2021: e.T176862A42604983. Accessed on 07 December 2025.
Last assessed
28 January 2014
Scope of assessment
Global
Population trend
Unknown
Number of mature individuals
Habitat and ecology
Forest, Savanna, Shrubland, Grassland, Artificial/Terrestrial
Geographic range
-
Extant (resident)
Assessment Information
Global Assessment
IUCN Red List Category and Criteria - Global Assessment
Date assessed
28 January 2014
Year published
2021
Annotations
Needs updating
Assessment Information in detail
Geographic Range
Native
Extant (resident)
Botswana; Eswatini; Kenya; Malawi; Namibia; Somalia; South Africa; Tanzania, United Republic of; Zambia; Zimbabwe
Presence Uncertain
Burundi; Rwanda
Number of locations
Upper elevation limit
1,200 metres
Lower elevation limit
0 metres
Geographic Range in detail
Population
Current population trend
Number of mature individuals
Population severely fragmented
No
Continuing decline of mature individuals
Population in detail
Habitat and Ecology
System
Habitat type
Forest, Savanna, Shrubland, Grassland, Artificial/Terrestrial
Generation length (years)
Congregatory
Movement patterns
Continuing decline in area, extent and/or quality of habitat
Habitat and Ecology in detail
Threats
Threats in detail
Use and Trade
Use and Trade in detail
Conservation Actions
In-place land/water protection
- Occurs in at least one protected area : Yes
Conservation Actions in detail
Bibliography
Red List Bibliography
External Data
Images and External Links
Images and External Links in detail
CITES Legislation from Species+
Data source
The information below is from the Species+ website.
CITES Legislation from Species+ in detail
Ex situ data from Species360
Data source
The information below is from Species360's Zoological Information Management System (ZIMS)
Ex situ data from Species360 in detail
Studies and Actions from Conservation Evidence
Data source
The information below is from the Conservation Evidence website.