Ontologia

HydroBASINS lev08 watershed · #7080004070

Bassin · #7080004070

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 8 administrative regions : Heroica Ciudad de Juchitán de Za, San Dionisio del Mar, San Francisco Ixhuatán, San Francisco del Mar, San Miguel Chimalapa +3

Coastal basin 4% lakePfafstetter: 77115991

Sub-basin area

1 074,9km²

Upstream area

1 074,9km²

Discharge

0,81m³/s

Mean elev.

94m

Administrative coverage

8 dept-equivalent regions (GADM L2)

2 intersecting protected areas

Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.

Species present

889 distinct species · 5 798 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

5 798 obs · 27 cellules
Obs. / cellule
≥ 1 776
753–1 775
177–752
61–176
< 61

Source : GBIF — observations agrégées par hexagones 0.027° × 0.027° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Ecological tissue

Sample of 39 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).

RègnesAnimalPlanteChampignonBacterie
RelationsPredationParasitismeSymbiosePollinisation
StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de Bassin · #7080004070 : 29 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 56 interactions GloBI sur 5 types (connectance 7.6%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
39
Interactions affichées
56
Connectance
0.076
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Hydroclimate (BasinATLAS lev08)

Mean T°

26,5°C

Annual rain

1 090mm

Moisture idx (CMI)

-0,37

Runoff

430mm/an

PET

1 716mm

AET

872mm

Mean slope

3,4°

Water table

189cm

Forest

18%

Crops

22%

Urban

0%

Protected

0%

HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)