Ruisseau
Nant yr Hendre
Crosses 1 administrative regions : NA
Total length
1km
Max discharge
1,8m³/s
Max Strahler
1
Segments matched
1
River geography1 admin regions · 0 communes
1 administrative regions crossed (GADM L2)
- NAWales · United Kingdom12.7 kmin this dpt
11 intersecting protected areas
Eryri
IUCN VNational Park
Migneint-Arenig-Dduallt
IUCN Not ReportedEmerald Network
Migneint-Arenig-Dduallt
IUCN Not ReportedEmerald Network
Migneint-Arenig-Dduallt
IUCN IVSite of Special Scientific Interest
Emerald Network
Site of Special Scientific Interest
Afon Eden - Cors Goch Trawsfynydd
IUCN Not ReportedEmerald Network
Coed Y Rhygen
IUCN IVSite of Special Scientific Interest
Coed-Y-Rhygen
IUCN IVNational Nature Reserve
2 more protected areassorted by area
Castell Prysor
IUCN IVSite of Special Scientific Interest
Llafar River Section
IUCN IVSite of Special Scientific Interest
1 page = 1 named river (aggregation of 1 HydroRIVERS v10 segment). Spatial join cached after first hit.
Species present
1 133 distinct species · 3 786 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 40 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 Nant yr Hendre : 30 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 115 interactions GloBI sur 5 types (connectance 14.7%, filtre Serrano α=0.2). 10 bulles taxonomiques (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
1km
Max discharge
1,8m³/s
Max Strahler
1
Segments matched
1
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.