Ruisseau
Canal du Passevin
Crosses 1 administrative regions : Manche
Total length
8km
Max discharge
0,2m³/s
Max Strahler
1
Segments matched
1
River geography1 admin regions · 3 communes
1 administrative regions crossed (GADM L2)
- MancheNormandie · France3.8 kmin this dpt
3 communes (L5)For countries with L5
- Annoville2.50 km
- Lingreville0.77 km
- Hauteville-sur-Mer0.48 km
4 intersecting protected areas
Littoral Ouest du Cotentin de Bréhal à Pirou
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Havre de la Sienne
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Havre de la vanlee
IUCN IVLand acquired by Conservatoire du Littoral (national seaside and lakeside conservancy)
Dunes et marais d\'annoville
IUCN IVLand acquired by Conservatoire du Littoral (national seaside and lakeside conservancy)
1 page = 1 named river (aggregation of 1 HydroRIVERS v10 segment). Spatial join cached after first hit.
Species present
1 061 distinct species · 3 874 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 Canal du Passevin : 31 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 88 interactions GloBI sur 5 types (connectance 10.7%, 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
8km
Max discharge
0,2m³/s
Max Strahler
1
Segments matched
1
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.