Ontologia

Ruisseau· 33 segments

Pohangina River

Crosses 4 administrative regions : Central Hawke's Bay, Manawatu, Palmerston North, Tararua

ruisseau

Total length

73km

Max discharge

12,5m³/s

Max Strahler

3

Segments matched

33

River geography4 admin regions · 0 communes

Parent watershed

hybas-5080616920551 km²

4 administrative regions crossed (GADM L2)

19 intersecting protected areas

10 more protected areas

1 page = 1 named river (aggregation of 33 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

556 distinct species · 2 473 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 50 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 Pohangina River : 44 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 75 interactions GloBI sur 4 types (connectance 6.1%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
50
Interactions affichées
75
Connectance
0.061
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

73km

Max discharge

12,5m³/s

Max Strahler

3

Segments matched

33

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