Ontologia

HydroBASINS lev08 watershed · #6080026730

Bassin de Estero Chivilingo

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 2 administrative regions : Arauco, Concepción

Coastal basinPfafstetter: 66210909

Sub-basin area

374,8km²

Upstream area

374,8km²

Discharge

13,24m³/s

Mean elev.

181m

Administrative coverage

2 dept-equivalent regions (GADM L2)

  • Concepción
    Bío-Bío · Chile
    261.2 km²
    69.7% of basin
  • Arauco
    Bío-Bío · Chile
    98.2 km²
    26.2% of basin

2 intersecting protected areas

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

Species present

711 distinct species · 9 602 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

9 602 obs · 9 cellules
Obs. / cellule
≥ 2 465
2 465–2 464
1 358–2 464
1 017–1 357
< 1 017

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

Ecological tissue

Sample of 37 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 de Estero Chivilingo : 31 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 34 interactions GloBI sur 5 types (connectance 4.8%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
38
Interactions affichées
34
Connectance
0.048
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°

12,1°C

Annual rain

1 345mm

Moisture idx (CMI)

0,20

Runoff

1 096mm/an

PET

1 061mm

AET

667mm

Mean slope

7,7°

Water table

328cm

Forest

72%

Crops

2%

Urban

20%

Protected

0%

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