Ontologia

HydroBASINS lev08 watershed · #2080023330

Bassin de Kleeftocht

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 4 administrative regions : IJsselmeer, Noordoostpolder, Steenwijkerland, Urk

Coastal basin 49% lakePfafstetter: 23270301

Sub-basin area

306,6km²

Upstream area

306,6km²

Discharge

0,06m³/s

Mean elev.

-4m

Administrative coverage

4 dept-equivalent regions (GADM L2)

4 intersecting protected areas

  • NNN-FL

    IUCN Not Assigned

    Nature Reserves owned by professional nature management organizations

    9.95 km² overlap

  • IJsselmeer

    IUCN IV

    Wetland of International Importance (Ramsar Site)

    5.07 km² overlap

  • IJsselmeer

    IUCN IV

    Nature Conservation Act

    5.07 km² overlap

  • IJsselmeer

    IUCN Not Reported

    Special Protection Area (Birds Directive)

    5.06 km² overlap

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

Species present

5 082 distinct species · 173 790 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

173 790 obs · 11 cellules
Obs. / cellule
≥ 39 933
30 021–39 932
24 047–30 020
9 712–24 046
< 9 712

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

Ecological tissue

Sample of 42 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 Kleeftocht : 30 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 132 interactions GloBI sur 5 types (connectance 14.6%, filtre Serrano α=0.2). 13 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
43
Interactions affichées
132
Connectance
0.146
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°

9,0°C

Annual rain

782mm

Moisture idx (CMI)

0,17

Runoff

464mm/an

PET

646mm

AET

522mm

Mean slope

0,1°

Water table

3cm

Forest

0%

Crops

65%

Urban

7%

Protected

2%

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