Ontologia

HydroBASINS lev08 watershed · #6080017180

Bassin de Arroyo El Miguelín

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 3 administrative regions : Berazategui, Ensenada, La Plata

Coastal basinPfafstetter: 64300073

Sub-basin area

35,1km²

Upstream area

35,2km²

Discharge

0,34m³/s

Mean elev.

3m

Administrative coverage

3 dept-equivalent regions (GADM L2)

2 intersecting protected areas

  • Punta Lara

    IUCN Ia

    Mixed Integral Nature Reserve

    7.90 km² overlap

  • Pereyra Iraola

    IUCN Not Applicable

    UNESCO-MAB Biosphere Reserve

    7.71 km² overlap

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

Species present

359 distinct species · 776 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

776 obs · 1 cellules
Obs. / cellule
≥ 776
776–775
776–775
776–775
< 776

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

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).

RègnesAnimalPlanteChampignonBacterie
RelationsPredationParasitismeSymbiosePollinisation
StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de Bassin de Arroyo El Miguelín : 21 espèces reliées par 40 interactions GloBI sur 4 types (connectance 8.1%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
32
Interactions affichées
40
Connectance
0.081
Patrimoniales
0
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°

16,6°C

Annual rain

953mm

Moisture idx (CMI)

-0,18

Runoff

311mm/an

PET

1 167mm

AET

809mm

Mean slope

0,1°

Water table

9cm

Forest

20%

Crops

0%

Urban

16%

Protected

28%

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