Ontologia

Rivière· 10 segments

Sudhani Nadi

Crosses 1 administrative regions : Katihar

rivière

Total length

18km

Max discharge

27,8m³/s

Max Strahler

4

Segments matched

10

River geography1 admin regions · 0 communes

Parent watershed

hybas-40809073901089 km²

1 administrative regions crossed (GADM L2)

  • Katihar
    Bihar · India
    26.6 km
    in this dpt

1 page = 1 named river (aggregation of 10 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

23 distinct species · 53 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 12 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 Sudhani Nadi : 11 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 10 interactions GloBI sur 2 types (connectance 15.2%, filtre Serrano α=0.2). 1 bulle taxonomique (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
12
Interactions affichées
10
Connectance
0.151
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

18km

Max discharge

27,8m³/s

Max Strahler

4

Segments matched

10

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