Ontologia

HydroBASINS lev08 watershed · #2080053460

Bassin · #2080053460

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 : NA

Coastal basinPfafstetter: 23303570

Sub-basin area

28km²

Upstream area

28km²

Discharge

0,25m³/s

Mean elev.

4m

Administrative coverage

1 dept-equivalent regions (GADM L2)

7 intersecting protected areas

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

Species present

540 distinct species · 3 469 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

3 469 obs · 1 cellules
Obs. / cellule
≥ 3 469
3 469–3 468
3 469–3 468
3 469–3 468
< 3 469

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

Ecological tissue

Sample of 37 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 · #2080053460 : 23 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 98 interactions GloBI sur 5 types (connectance 14.7%, filtre Serrano α=0.2). 14 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
37
Interactions affichées
98
Connectance
0.147
Patrimoniales
1
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°

9,6°C

Annual rain

584mm

Moisture idx (CMI)

-0,12

Runoff

289mm/an

PET

663mm

AET

486mm

Mean slope

0,1°

Water table

2cm

Forest

3%

Crops

67%

Urban

0%

Protected

37%

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