HydroBASINS lev08 watershed · #6080443000
Bassin de Rio Una
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 12 administrative regions : Agrestina, Barra de Guabiraba, Belém de Maria, Bezerros, Bonito +7
Sub-basin area
871,7km²
Upstream area
3 490,2km²
Discharge
24,01m³/s
Mean elev.
454m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Rio da Chata710 km²
- Bassin de Rio Una687 km²
12 dept-equivalent regions (GADM L2)
- Bonito295.7 km²34.1% of basin
- 217.9 km²25.1% of basin
- 110.6 km²12.7% of basin
- 75.2 km²8.7% of basin
- 50.2 km²5.8% of basin
- 39.6 km²4.6% of basin
- 33.5 km²3.9% of basin
- 32.4 km²3.7% of basin
4 moreFull L2 list
- Barra de Guabiraba5.8 km² · 0.7%
- Joaquim Nabuco3.0 km² · 0.3%
- Cupira2.9 km² · 0.3%
- Caruaru1.0 km² · 0.1%
2 intersecting protected areas
Natural Heritage Private Reserve
1.38 km² overlap
Natural Heritage Private Reserve
0.94 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 167 distinct species · 4 532 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 33 species (selected proportionally per kingdom among those with at least one documented interaction here) to keep the graph readable. Hover for details, click to explore the full ecosystem of a species.
ℹ️ The territory contains many more species than displayed and all their documented interactions: the graph is intentionally the structural skeleton (top-N species by composite local score, edges filtered by Serrano 2009 disparity filter α=0.2).
Indicateurs du tissu écologique
Tissu écologique de Bassin de Rio Una : 22 espèces reliées par 43 interactions GloBI sur 4 types (connectance 7.2%, filtre Serrano α=0.2). 13 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydroclimate (BasinATLAS lev08)
Mean T°
22,0°C
Annual rain
1 095mm
Moisture idx (CMI)
-0,23
Runoff
473mm/an
PET
1 428mm
AET
837mm
Mean slope
7,1°
Water table
337cm
Forest
3%
Crops
15%
Urban
3%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)