Rivière· 13 segments
River Wissey
Crosses 2 administrative regions : NA
Total length
60km
Max discharge
55,4m³/s
Max Strahler
5
Segments matched
13
River geography2 admin regions · 0 communes
2 administrative regions crossed (GADM L2)
- NAEngland · United Kingdom61.7 kmin this dpt
- NAEngland · United Kingdom22.5 kmin this dpt
20 intersecting protected areas
Breckland
IUCN Not ReportedEmerald Network
Breckland Forest
IUCN IVSite of Special Scientific Interest
Breckland Farmland
IUCN IVSite of Special Scientific Interest
Breckland
IUCN Not ReportedEmerald Network
Stanford Training Area
IUCN IVSite of Special Scientific Interest
Ouse Washes
IUCN Not ReportedWetland of International Importance (Ramsar Site)
Ouse Washes
IUCN IVSite of Special Scientific Interest
Norfolk Valley Fens
IUCN Not ReportedEmerald Network
Ouse Washes
IUCN Not ReportedEmerald Network
11 more protected areassorted by area
Site of Special Scientific Interest
Foulden Common
IUCN IVSite of Special Scientific Interest
Old Bodney Camp
IUCN IVSite of Special Scientific Interest
Didlington Park Lakes
IUCN IVSite of Special Scientific Interest
Wretton
IUCN IVSite of Special Scientific Interest
Site of Special Scientific Interest
Oxburgh Hall
IUCN VNature Reserve
Great Cressingham Fen
IUCN IVSite of Special Scientific Interest
Cranwich Camp
IUCN IVSite of Special Scientific Interest
Great Eastern Pingo Trail
IUCN IVLocal Nature Reserve
Hilgay Heronry
IUCN IVSite of Special Scientific Interest
1 page = 1 named river (aggregation of 13 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
1 853 distinct species · 16 186 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 26 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 Wissey : 15 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 114 interactions GloBI sur 6 types (connectance 26.2%, filtre Serrano α=0.2). 15 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
60km
Max discharge
55,4m³/s
Max Strahler
5
Segments matched
13
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.