Ontologia

Ruisseau· 42 segments

River Leven

Crosses 3 administrative regions : Central Coast, Kentish, Waratah/Wynyard

ruisseau

Total length

217km

Max discharge

21,1m³/s

Max Strahler

3

Segments matched

42

River geography3 admin regions · 0 communes

Parent watershed

hybas-5080078020698 km²

3 administrative regions crossed (GADM L2)

18 intersecting protected areas

9 more protected areas

1 page = 1 named river (aggregation of 42 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

85 distinct species · 193 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 19 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 River Leven : 18 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 13 interactions GloBI sur 3 types (connectance 7.6%, filtre Serrano α=0.2). 1 bulle taxonomique (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
19
Interactions affichées
13
Connectance
0.076
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

217km

Max discharge

21,1m³/s

Max Strahler

3

Segments matched

42

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