HydroBASINS lev08 watershed · #6080163240
Bassin de Crique Alama
A watershed (drainage basin) is not a body of water — it is the land area where rainfall converges towards a single river that eventually reaches the sea (or an endorheic basin). Boundaries follow ridgelines.
Crosses 3 administrative regions across 3 countries : Laranjal do Jari, Maripasoula, Tapanahony
Sub-basin area
401,6km²
Upstream area
401,9km²
Discharge
11,16m³/s
Mean elev.
264m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
3 dept-equivalent regions (GADM L2)
- 379.4 km²94.9% of basin
- Laranjal do JariAmapá · Brazil20.2 km²5.1% of basin
- 0.1 km²0.0% of basin
3 intersecting protected areas
Guyane (Parc Amazonien)
IUCN IINational Park - Core Area
396.72 km² overlap
Park
18.86 km² overlap
National Park - Buffer zone/Area of adhesion
1.23 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
3 324 distinct species · 9 123 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Not enough documented interactions to build a meaningful graph for this territory.
Hydroclimate (BasinATLAS lev08)
Mean T°
25,3°C
Annual rain
2 175mm
Moisture idx (CMI)
0,25
Runoff
811mm/an
PET
1 635mm
AET
1 336mm
Mean slope
7,5°
Water table
218cm
Forest
100%
Crops
0%
Urban
0%
Protected
100%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)