HydroBASINS lev08 watershed · #6080706350
Bassin de Rio Casca
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 27 administrative regions : Abre Campo, Amparo do Serra, Araponga, Cajuri, Canaã +22
Sub-basin area
2 489,7km²
Upstream area
2 489,7km²
Discharge
38,27m³/s
Mean elev.
666m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
27 dept-equivalent regions (GADM L2)
- 542.8 km²21.9% of basin
- 308.6 km²12.4% of basin
- 296.7 km²11.9% of basin
- 292.3 km²11.8% of basin
- 174.9 km²7.0% of basin
- 163.2 km²6.6% of basin
- 151.2 km²6.1% of basin
- 138.7 km²5.6% of basin
19 moreFull L2 list
- Santo Antônio do Grama129.1 km² · 5.2%
- São Pedro dos Ferros119.5 km² · 4.8%
- Piedade de Ponte Nova78.8 km² · 3.2%
- Teixeiras18.8 km² · 0.8%
- Amparo do Serra15.7 km² · 0.6%
- Cajuri14.9 km² · 0.6%
- Abre Campo14.2 km² · 0.6%
- Santa Cruz do Escalvado6.7 km² · 0.3%
- Oratórios5.0 km² · 0.2%
- Viçosa4.2 km² · 0.2%
- Sericita2.7 km² · 0.1%
- Ponte Nova1.6 km² · 0.1%
- Miradouro1.2 km² · 0.1%
- Pedra Bonita0.7 km² · 0.0%
- Muriaé0.4 km² · 0.0%
- Coimbra0.3 km² · 0.0%
- São Geraldo0.2 km² · 0.0%
- Fervedouro0.2 km² · 0.0%
- Raul Soares0.1 km² · 0.0%
3 intersecting protected areas
Park
63.56 km² overlap
Natural Heritage Private Reserve
0.23 km² overlap
Natural Heritage Private Reserve
0.08 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 318 distinct species · 3 910 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 38 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 Casca : 30 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 64 interactions GloBI sur 3 types (connectance 8.6%, filtre Serrano α=0.2). 9 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°
20,6°C
Annual rain
1 236mm
Moisture idx (CMI)
-0,21
Runoff
479mm/an
PET
1 567mm
AET
1 037mm
Mean slope
11,3°
Water table
312cm
Forest
8%
Crops
18%
Urban
1%
Protected
3%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)