Ontologia

HydroBASINS lev08 watershed · #2080439390

Bassin de l'Oise

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 : Aisne

10% lakePfafstetter: 23240445

Sub-basin area

246,8km²

Upstream area

3 381,2km²

Discharge

26,2m³/s

Mean elev.

81m

Administrative coverage

Hydrographic chain

Drains into

Receives from 2 basins

1 dept-equivalent regions (GADM L2)

49 communes (GADM L5)

9 intersecting protected areas

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

Species present

2 949 distinct species · 67 723 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

67 723 obs · 7 cellules
Obs. / cellule
≥ 23 352
23 352–23 351
14 407–23 351
6 018–14 406
< 6 018

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

Ecological tissue

Sample of 31 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 l'Oise : 17 espèces reliées par 103 interactions GloBI sur 6 types (connectance 19.5%, filtre Serrano α=0.2). 16 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
33
Interactions affichées
103
Connectance
0.195
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°

10,0°C

Annual rain

626mm

Moisture idx (CMI)

-0,20

Runoff

241mm/an

PET

779mm

AET

525mm

Mean slope

1,9°

Water table

127cm

Forest

7%

Crops

48%

Urban

17%

Protected

0%

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