Rivière· 165 segments
Rio Alalaú
Crosses 3 administrative regions : Novo Airão, Presidente Figueiredo, Rorainópolis
rivière
Total length
228km
Max discharge
392m³/s
Max Strahler
5
Segments matched
165
River geography3 admin regions · 0 communes
3 administrative regions crossed (GADM L2)
- RorainópolisRoraima · Brazil261.0 kmin this dpt
- Presidente FigueiredoAmazonas · Brazil143.6 kmin this dpt
- Novo AirãoAmazonas · Brazil67.8 kmin this dpt
2 intersecting protected areas
Waimiri-Atroari
IUCN Not ReportedIndigenous Area
Sustainable Development Reserve
1 page = 1 named river (aggregation of 165 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
0 distinct species · 0 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Not enough documented interactions to build a meaningful graph for this territory.
Hydrology (HydroRIVERS v10)
Total length
228km
Max discharge
392,0m³/s
Max Strahler
5
Segments matched
165
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.