HydroBASINS lev08 watershed · #7080863600
Bassin de Río Mijangos
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 18 administrative regions : Coatecas Altas, Heroica Ciudad de Ejutla de Cres, Miahuatlán de Porfirio Díaz, San Andrés Paxtlán, San Cristóbal Amatlán +13
Sub-basin area
1 081,1km²
Upstream area
1 081,3km²
Discharge
5,79m³/s
Mean elev.
1 747m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
18 dept-equivalent regions (GADM L2)
- 264.6 km²24.6% of basin
- 130.2 km²12.1% of basin
- 104.5 km²9.7% of basin
- 84.9 km²7.9% of basin
- 72.0 km²6.7% of basin
- 71.9 km²6.7% of basin
- 64.5 km²6.0% of basin
- 61.1 km²5.7% of basin
10 moreFull L2 list
- San José Lachiguiri50.4 km² · 4.7%
- Heroica Ciudad de Ejutla de Cres49.9 km² · 4.6%
- San Francisco Logueche40.8 km² · 3.8%
- San Andrés Paxtlán30.4 km² · 2.8%
- San José del Peñasco28.5 km² · 2.6%
- Sitio de Xitlapehua18.2 km² · 1.7%
- San Juan Mixtepec -Dto. 26 -4.2 km² · 0.4%
- San Mateo Río Hondo0.7 km² · 0.1%
- Santo Domingo Ozolotepec0.6 km² · 0.1%
- San Pedro Taviche0.1 km² · 0.0%
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 237 distinct species · 5 251 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 32 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 Río Mijangos : 22 espèces reliées par 61 interactions GloBI sur 4 types (connectance 11.6%, filtre Serrano α=0.2). 11 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°
18,5°C
Annual rain
722mm
Moisture idx (CMI)
-0,53
Runoff
242mm/an
PET
1 591mm
AET
564mm
Mean slope
10,8°
Water table
464cm
Forest
47%
Crops
16%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)