Ontologia

Ruisseau

Oosteindervaart

Crosses 4 administrative regions : Bloemendaal, Haarlemmermeer, Heemstede, Hillegom

ruisseau

Total length

2km

Max discharge

0,3m³/s

Max Strahler

1

Segments matched

1

River geography4 admin regions · 0 communes

Parent watershed

hybas-20800230401024 km²

4 administrative regions crossed (GADM L2)

  • Hillegom
    Zuid-Holland · Netherlands
    2.6 km
    in this dpt
  • Bloemendaal
    Noord-Holland · Netherlands
    1.7 km
    in this dpt
  • Haarlemmermeer
    Noord-Holland · Netherlands
    0.0 km
    in this dpt
  • Heemstede
    Noord-Holland · Netherlands
    0.0 km
    in this dpt

4 intersecting protected areas

  • NNN-NH

    IUCN Not Assigned

    Nature Reserves owned by professional nature management organizations

  • NNN-ZH

    IUCN Not Assigned

    Nature Reserves owned by professional nature management organizations

  • Kennemerland-Zuid

    IUCN Not Reported

    Special Areas of Conservation (Habitats Directive)

  • Kennemerland-Zuid

    IUCN IV

    Nature Conservation Act

1 page = 1 named river (aggregation of 1 HydroRIVERS v10 segment). Spatial join cached after first hit.

Species present

4 046 distinct species · 83 748 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 35 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 Oosteindervaart : 24 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 127 interactions GloBI sur 6 types (connectance 21.3%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
35
Interactions affichées
127
Connectance
0.213
Patrimoniales
2
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Hydrology (HydroRIVERS v10)

Total length

2km

Max discharge

0,3m³/s

Max Strahler

1

Segments matched

1

HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.