Ontologia

Rivière

Haven

Crosses 5 administrative regions : Halderberge, Moerdijk, Steenbergen, Zeeuwse meren, Zuid Hollandse Meren

rivière

Total length

11km

Max discharge

15,7m³/s

Max Strahler

4

Segments matched

1

River geography5 admin regions · 0 communes

Parent watershed

hybas-20800229201100 km²

5 administrative regions crossed (GADM L2)

5 intersecting protected areas

  • NNN-NB

    IUCN Not Assigned

    Nature Reserves owned by professional nature management organizations

  • Krammer-Volkerak

    IUCN IV

    Wetland of International Importance (Ramsar Site)

  • Krammer-Volkerak

    IUCN Not Reported

    Special Protection Area (Birds Directive)

  • Krammer-Volkerak

    IUCN Not Reported

    Site of Community Importance (Habitats Directive)

  • Krammer-Volkerak

    IUCN IV

    Nature Conservation Act

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

Species present

1 522 distinct species · 26 096 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 Haven : 22 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 135 interactions GloBI sur 6 types (connectance 22.7%, filtre Serrano α=0.2). 13 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
35
Interactions affichées
135
Connectance
0.227
Patrimoniales
1
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

11km

Max discharge

15,7m³/s

Max Strahler

4

Segments matched

1

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