Ontologia

HydroBASINS lev08 watershed · #2080594130

Bassin de Zeta

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: 21308028

Sub-basin area

560,3km²

Upstream area

560,4km²

Discharge

26,35m³/s

Mean elev.

685m

Administrative coverage

Hydrographic chain

Drains into

Receives from 0 basins

Source / headwater (no upstream basin)

0 dept-equivalent regions (GADM L2)

    1 intersecting protected areas

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

    Species present

    767 distinct species · 5 148 observations

    Source: GBIF Occurrence snapshot 2026-05-01.

    Densité d'observations

    5 148 obs · 12 cellules
    Obs. / cellule
    ≥ 2 658
    766–2 657
    344–765
    228–343
    < 228

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

    Ecological tissue

    Sample of 33 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 Zeta : 24 espèces reliées par 101 interactions GloBI sur 4 types (connectance 19.1%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

    Espèces affichées
    33
    Interactions affichées
    101
    Connectance
    0.191
    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°

    11,0°C

    Annual rain

    1 401mm

    Moisture idx (CMI)

    0,34

    Runoff

    1 402mm/an

    PET

    922mm

    AET

    732mm

    Mean slope

    10,6°

    Water table

    300cm

    Forest

    17%

    Crops

    38%

    Urban

    2%

    Protected

    0%

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