Ruisseau· 16 segments
La Seulles
Crosses 1 administrative regions : Calvados
Total length
77km
Max discharge
8,3m³/s
Max Strahler
3
Segments matched
16
River geography1 admin regions · 41 communes
1 administrative regions crossed (GADM L2)
- CalvadosNormandie · France52.8 kmin this dpt
41 communes (L5)For countries with L5
- Bucéels5.11 km
- Cahagnes4.94 km
- Fontenay-le-Pesnel3.60 km
- Amblie3.15 km
- Vaux-sur-Seulles2.72 km
- Tilly-sur-Seulles2.72 km
- Le Manoir2.35 km
- Tessel2.33 km
- Creully2.28 km
- Banville2.16 km
- Graye-sur-Mer2.10 km
- Audrieu2.01 km
- Nonant1.55 km
- Carcagny1.54 km
- Colombiers-sur-Seulles1.30 km
- Hottot-les-Bagues1.26 km
- Amayé-sur-Seulles1.24 km
- Coulvain1.19 km
- Saint-Gabriel-Brécy1.10 km
- Juvigny-sur-Seulles0.98 km
- Chouain0.96 km
- Condé-sur-Seulles0.96 km
- Esquay-sur-Seulles0.73 km
- Lingèvres0.71 km
- Courseulles-sur-Mer0.71 km
- Tierceville0.70 km
- Ducy-Sainte-Marguerite0.57 km
- Saint-Pierre-du-Fresne0.52 km
- Villiers-le-Sec0.45 km
- Vienne-en-Bessin0.45 km
- Jurques0.26 km
- Reviers0.18 km
- Saint-Martin-des-Entrées0.00 km
- Bazenville0.00 km
- Vendes0.00 km
- Juaye-Mondaye0.00 km
- Noyers-Bocage0.00 km
- Martragny0.00 km
- Saint-Vaast-sur-Seulles0.00 km
- Anctoville0.00 km
- Livry0.00 km
5 intersecting protected areas
Marais arrière-littoraux du Bessin
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Anciennes carrières de la vallée de la Mue
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Basse Vallée De La Seulles
IUCN IVBiotope Protection Order
Marais de graye sur mer
IUCN IVLand acquired by Conservatoire du Littoral (national seaside and lakeside conservancy)
Regional Nature Reserve
1 page = 1 named river (aggregation of 16 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
336 distinct species · 1 831 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 42 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 La Seulles : 19 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 135 interactions GloBI sur 6 types (connectance 12.5%, filtre Serrano α=0.2). 28 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
77km
Max discharge
8,3m³/s
Max Strahler
3
Segments matched
16
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.