Ontologia

Ruisseau· 2 segments

Ntahangwa

Crosses 11 administrative regions : Buterere, Buyenze, Bwiza, Gihosha, Isale +6

ruisseau

Total length

28km

Max discharge

1,1m³/s

Max Strahler

2

Segments matched

2

River geography11 admin regions · 0 communes

Parent watershed

hybas-1081217480538 km²

11 administrative regions crossed (GADM L2)

  • Isale
    Bujumbura Rural · Burundi
    8.4 km
    in this dpt
  • Gihosha
    Bujumbura Mairie · Burundi
    4.7 km
    in this dpt
  • Kanyosha1
    Bujumbura Rural · Burundi
    4.5 km
    in this dpt
  • Ngagara
    Bujumbura Mairie · Burundi
    3.1 km
    in this dpt
  • Lake Tanganyika
    Bujumbura Mairie · Burundi
    2.3 km
    in this dpt
  • Nyabiraba
    Bujumbura Rural · Burundi
    2.1 km
    in this dpt
  • Roherero
    Bujumbura Mairie · Burundi
    0.1 km
    in this dpt
  • Nyakabiga
    Bujumbura Mairie · Burundi
    0.0 km
    in this dpt
  • Bwiza
    Bujumbura Mairie · Burundi
    0.0 km
    in this dpt
  • Buyenze
    Bujumbura Mairie · Burundi
    0.0 km
    in this dpt
  • Buterere
    Bujumbura Mairie · Burundi
    0.0 km
    in this dpt

1 page = 1 named river (aggregation of 2 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

262 distinct species · 499 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 11 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 Ntahangwa : 7 espèces reliées par 12 interactions GloBI sur 2 types (connectance 21.8%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
11
Interactions affichées
12
Connectance
0.218
Patrimoniales
0
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

28km

Max discharge

1,1m³/s

Max Strahler

2

Segments matched

2

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