Ontologia

HydroBASINS lev08 watershed · #5080080690

Bassin · #5080080690

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.

Crosses 1 administrative regions : Maré

Coastal basinPfafstetter: 55400060

Sub-basin area

699,6km²

Upstream area

699,6km²

Discharge

8,67m³/s

Mean elev.

63m

Administrative coverage

1 dept-equivalent regions (GADM L2)

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

Species present

879 distinct species · 2 362 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

2 362 obs · 19 cellules
Obs. / cellule
≥ 621
382–620
176–381
33–175
< 33

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 · #5080080690 : 28 espèces dont 3 patrimoniales (LR IUCN CR/EN/VU) reliées par 20 interactions GloBI sur 3 types (connectance 4.6%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
30
Interactions affichées
20
Connectance
0.046
Patrimoniales
3
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°

22,6°C

Annual rain

2 044mm

Moisture idx (CMI)

0,38

Runoff

954mm/an

PET

1 266mm

AET

1 206mm

Mean slope

1,5°

Water table

115cm

Forest

95%

Crops

0%

Urban

0%

Protected

0%

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