Ontologia

HydroBASINS lev08 watershed · #1081518910

Bassin de Nata river

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 : Tutume

EndorheicPfafstetter: 12910457

Sub-basin area

227,3km²

Upstream area

24 523,6km²

Discharge

27,57m³/s

Mean elev.

915m

Administrative coverage

Hydrographic chain

Drains into

Receives from 2 basins

1 dept-equivalent regions (GADM L2)

1 intersecting protected areas

  • Nata

    IUCN IV

    Bird Sanctuary

    10.93 km² overlap

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

Species present

456 distinct species · 1 659 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 659 obs · 6 cellules
Obs. / cellule
≥ 944
944–943
420–943
185–419
< 185

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

Ecological tissue

Sample of 30 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 Nata river : 25 espèces reliées par 29 interactions GloBI sur 2 types (connectance 6.7%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
30
Interactions affichées
29
Connectance
0.067
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°

21,5°C

Annual rain

384mm

Moisture idx (CMI)

-0,79

Runoff

30mm/an

PET

1 803mm

AET

322mm

Mean slope

0,0°

Water table

16cm

Forest

0%

Crops

1%

Urban

8%

Protected

5%

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