HydroBASINS lev08 watershed · #7080050920
Bassin de Río Grijalva
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 1 administrative regions : Centla
Sub-basin area
652,2km²
Upstream area
123 641,1km²
Discharge
3 583,28m³/s
Mean elev.
1m
Administrative coverage
Hydrographic chain
▼ Drains into
Outlet (drains to ocean / endorheic)
▲ Receives from 2 basins
- Bassin de Río Usumacinta804 km²
- Bassin de Río Grijalva364 km²
3 intersecting protected areas
Pantanos de Centla
IUCN IaBiosphere Reserve
484.93 km² overlap
Reserva de la Biosfera Pantanos de Centla
IUCN Not ReportedWetland of International Importance (Ramsar Site)
484.93 km² overlap
Pantanos de Centla
IUCN Not ApplicableUNESCO-MAB Biosphere Reserve
484.90 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 157 distinct species · 17 627 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 44 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 Grijalva : 34 espèces reliées par 47 interactions GloBI sur 4 types (connectance 5.0%, filtre Serrano α=0.2). 10 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°
26,0°C
Annual rain
1 709mm
Moisture idx (CMI)
0,04
Runoff
1 101mm/an
PET
1 636mm
AET
1 242mm
Mean slope
0,1°
Water table
5cm
Forest
52%
Crops
36%
Urban
2%
Protected
75%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)