Ruisseau· 5 segments
La Guirande
Crosses 1 administrative regions : Deux-Sèvres
Total length
27km
Max discharge
2,8m³/s
Max Strahler
2
Segments matched
5
River geography1 admin regions · 11 communes
1 administrative regions crossed (GADM L2)
- Deux-SèvresNouvelle-Aquitaine · France28.4 kmin this dpt
11 communes (L5)For countries with L5
- Aiffres7.57 km
- Prahecq7.47 km
- Saint-Symphorien6.42 km
- Frontenay-Rohan-Rohan2.84 km
- Brûlain2.39 km
- Sainte-Blandine1.74 km
- Saint-Martin-de-Bernegoue0.00 km
- Bessines0.00 km
- Niort0.00 km
- Magné0.00 km
- Saint-Médard0.00 km
7 intersecting protected areas
Marais Poitevin
IUCN VRegional Nature Park
Marais poitevin
IUCN IIIWetland of International Importance (Ramsar Site)
Marais poitevin
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Plaine de Niort Sud-Est
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Marais Poitevin
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Venise Verte
IUCN IVBiotope Protection Order
Land acquired by a regional conservatory of natural areas
1 page = 1 named river (aggregation of 5 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
718 distinct species · 5 190 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 34 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 Guirande : 23 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 86 interactions GloBI sur 6 types (connectance 15.3%, filtre Serrano α=0.2). 11 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
27km
Max discharge
2,8m³/s
Max Strahler
2
Segments matched
5
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.