Ontologia

HydroBASINS lev08 watershed · #2080073810

Bassin · #2080073810

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.

Pfafstetter: 29510410

Sub-basin area

272,6km²

Upstream area

9 143,8km²

Discharge

0m³/s

Mean elev.

51m

Administrative coverage

Hydrographic chain

Drains into

Outlet (drains to ocean / endorheic)

Receives from 2 basins

0 dept-equivalent regions (GADM L2)

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

    Species present

    309 distinct species · 4 860 observations

    Source: GBIF Occurrence snapshot 2026-05-01.

    Densité d'observations

    4 860 obs · 8 cellules
    Obs. / cellule
    ≥ 2 609
    2 609–2 608
    318–2 608
    181–317
    < 181

    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 · #2080073810 : 25 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 44 interactions GloBI sur 5 types (connectance 8.9%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

    Espèces affichées
    32
    Interactions affichées
    44
    Connectance
    0.089
    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°

    25,5°C

    Annual rain

    98mm

    Moisture idx (CMI)

    -0,95

    Runoff

    6mm/an

    PET

    1 797mm

    AET

    80mm

    Mean slope

    0,4°

    Water table

    156cm

    Forest

    0%

    Crops

    0%

    Urban

    28%

    Protected

    0%

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