Ontologia

HydroBASINS lev08 watershed · #2080061530

Bassin · #2080061530

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: 25300200

Sub-basin area

1 326,6km²

Upstream area

1 326,6km²

Discharge

3,35m³/s

Mean elev.

221m

Administrative coverage

0 dept-equivalent regions (GADM L2)

    2 intersecting protected areas

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

    Species present

    340 distinct species · 1 736 observations

    Source: GBIF Occurrence snapshot 2026-05-01.

    Densité d'observations

    1 736 obs · 27 cellules
    Obs. / cellule
    ≥ 962
    189–961
    17–188
    10–16
    < 10

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

    Ecological tissue

    Sample of 34 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 · #2080061530 : 27 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 48 interactions GloBI sur 2 types (connectance 8.6%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

    Espèces affichées
    34
    Interactions affichées
    48
    Connectance
    0.086
    Patrimoniales
    2
    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°

    -6,3°C

    Annual rain

    326mm

    Moisture idx (CMI)

    0,54

    Runoff

    408mm/an

    PET

    148mm

    AET

    135mm

    Mean slope

    6,7°

    Water table

    135cm

    Forest

    0%

    Crops

    0%

    Urban

    0%

    Protected

    100%

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