Ontologia

HydroBASINS lev08 watershed · #7080052570

Bassin · #7080052570

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: 75371710

Sub-basin area

55,9km²

Upstream area

55,9km²

Discharge

0,45m³/s

Mean elev.

8m

Administrative coverage

0 dept-equivalent regions (GADM L2)

    3 intersecting protected areas

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

    Species present

    551 distinct species · 15 106 observations

    Source: GBIF Occurrence snapshot 2026-05-01.

    Densité d'observations

    15 106 obs · 1 cellules
    Obs. / cellule
    ≥ 15 106
    15 106–15 105
    15 106–15 105
    15 106–15 105
    < 15 106

    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 · #7080052570 : 23 espèces reliées par 34 interactions GloBI sur 3 types (connectance 7.3%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

    Espèces affichées
    31
    Interactions affichées
    34
    Connectance
    0.073
    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°

    25,6°C

    Annual rain

    1 309mm

    Moisture idx (CMI)

    -0,16

    Runoff

    267mm/an

    PET

    1 552mm

    AET

    1 103mm

    Mean slope

    0,5°

    Water table

    25cm

    Forest

    69%

    Crops

    7%

    Urban

    13%

    Protected

    11%

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