Ruisseau· 5 segments
River Glaven
Crosses 1 administrative regions : NA
Total length
22km
Max discharge
0,9m³/s
Max Strahler
2
Segments matched
5
River geography1 admin regions · 0 communes
1 administrative regions crossed (GADM L2)
- NAEngland · United Kingdom21.6 kmin this dpt
20 intersecting protected areas
Greater Wash
IUCN Not ReportedMarine Protected Area (OSPAR)
Greater Wash
IUCN Not ReportedEmerald Network
The Wash and North Norfolk Coast
IUCN Not ReportedEmerald Network
The Wash and North Norfolk Coast
IUCN Not ReportedMarine Protected Area (OSPAR)
Norfolk Coast
IUCN VArea of Outstanding Natural Beauty
North Norfolk
IUCN VHeritage Coast
North Norfolk Coast
IUCN VWetland of International Importance (Ramsar Site)
North Norfolk Coast
IUCN IVSite of Special Scientific Interest
North Norfolk Coast
IUCN Not ReportedEmerald Network
11 more protected areassorted by area
North Norfolk Coast
IUCN Not ReportedMarine Protected Area (OSPAR)
North Norfolk Coast
IUCN Not ReportedEmerald Network
North Norfolk Coast
IUCN Not ReportedMarine Protected Area (OSPAR)
Blakeney
IUCN IVNature Reserve
Blakeney
IUCN IVNational Nature Reserve
Norfolk Valley Fens
IUCN Not ReportedEmerald Network
Holt Lowes
IUCN IVSite of Special Scientific Interest
Wiveton Downs
IUCN IVSite of Special Scientific Interest
Glandford (Hurdle Lane)
IUCN IVSite of Special Scientific Interest
Wiveton Down
IUCN IVLocal Nature Reserve
Site of Special Scientific Interest
1 page = 1 named river (aggregation of 5 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
3 972 distinct species · 74 643 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 36 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 River Glaven : 27 espèces reliées par 69 interactions GloBI sur 6 types (connectance 11.0%, filtre Serrano α=0.2). 9 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
22km
Max discharge
0,9m³/s
Max Strahler
2
Segments matched
5
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.