Ontologia

HydroBASINS lev08 watershed · #2080000420

Bassin · #2080000420

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.

Coastal basinPfafstetter: 21101717

Sub-basin area

38,6km²

Upstream area

38,6km²

Discharge

0,27m³/s

Mean elev.

16m

Administrative coverage

0 dept-equivalent regions (GADM L2)

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

    Species present

    1 814 distinct species · 36 364 observations

    Source: GBIF Occurrence snapshot 2026-05-01.

    Densité d'observations

    36 364 obs · 1 cellules
    Obs. / cellule
    ≥ 36 364
    36 364–36 363
    36 364–36 363
    36 364–36 363
    < 36 364

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

    Ecological tissue

    Sample of 35 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 · #2080000420 : 27 espèces reliées par 82 interactions GloBI sur 5 types (connectance 13.0%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

    Espèces affichées
    36
    Interactions affichées
    82
    Connectance
    0.130
    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°

    20,0°C

    Annual rain

    558mm

    Moisture idx (CMI)

    -0,58

    Runoff

    228mm/an

    PET

    1 336mm

    AET

    471mm

    Mean slope

    1,3°

    Water table

    75cm

    Forest

    2%

    Crops

    7%

    Urban

    78%

    Protected

    0%

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