Ruisseau· 9 segments

River Douglas

Crosses 3 administrative regions : NA

ruisseau

Total length

77km

Max discharge

9,5m³/s

Max Strahler

Segments matched

River geography3 admin regions · 0 communes

Parent watershed

hybas-20800504601900 km²

3 administrative regions crossed (GADM L2)

NA
England · United Kingdom
16.3 km
in this dpt
NA
England · United Kingdom
14.0 km
in this dpt
NA
England · United Kingdom
1.4 km
in this dpt

11 intersecting protected areas

Ribble & Alt Estuaries
IUCN Not Reported
Wetland of International Importance (Ramsar Site)
Ribble and Alt Estuaries
IUCN Not Reported
Emerald Network
Ribble and Alt Estuaries
IUCN Not Reported
Marine Protected Area (OSPAR)
Ribble Estuary
IUCN IV
Site of Special Scientific Interest
Ribble Estuary
IUCN IV
National Nature Reserve
Ribble Estuary
IUCN IV
Marine Conservation Zone
The Flashes of Wigan and Leigh
IUCN IV
National Nature Reserve
The Wigan Flashes
IUCN IV
Local Nature Reserve
Red Moss
IUCN IV
Site of Special Scientific Interest

2 more protected areassorted by area

Kirkless
IUCN IV
Local Nature Reserve
Rufford Old Hall
IUCN V
Nature Reserve

1 page = 1 named river (aggregation of 9 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

2 476 distinct species · 36 389 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 33 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

RègnesAnimalPlanteChampignonBacterie

RelationsPredationParasitismeSymbiosePollinisation

StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de River Douglas : 18 espèces reliées par 139 interactions GloBI sur 6 types (connectance 24.8%, filtre Serrano α=0.2). 16 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées

Interactions affichées

139

Connectance

0.248

Patrimoniales

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)