Ruisseau· 21 segments
Gcuwa River
Crosses 1 administrative regions : Amathole
Total length
99km
Max discharge
6,9m³/s
Max Strahler
3
Segments matched
21
River geography1 admin regions · 0 communes
1 administrative regions crossed (GADM L2)
- AmatholeEastern Cape · South Africa131.0 kmin this dpt
1 page = 1 named river (aggregation of 21 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
118 distinct species · 150 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 22 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).
Indicateurs du tissu écologique
Tissu écologique de Gcuwa River : 21 espèces reliées par 15 interactions GloBI sur 2 types (connectance 6.5%, filtre Serrano α=0.2). 1 bulle taxonomique (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology (HydroRIVERS v10)
Total length
99km
Max discharge
6,9m³/s
Max Strahler
3
Segments matched
21
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.