Ontologia

Rivière· 77 segments

Demerara River

Crosses 10 administrative regions : Amsterdam (Demerara River) / Vri, Coomaka Lands, Demerara Conservancy, Diamond / Golden Grove, Good Success / Caledonia +5

rivière

Total length

114km

Max discharge

283,3m³/s

Max Strahler

5

Segments matched

77

River geography10 admin regions · 0 communes

Parent watershed

hybas-60800049602138 km²

10 administrative regions crossed (GADM L2)

1 page = 1 named river (aggregation of 77 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

49 distinct species · 72 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 Demerara River : 11 espèces reliées par 8 interactions GloBI sur 3 types (connectance 12.1%, filtre Serrano α=0.2). 1 bulle taxonomique (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
12
Interactions affichées
8
Connectance
0.121
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

114km

Max discharge

283,3m³/s

Max Strahler

5

Segments matched

77

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