Ruisseau
Sint-Jansader
Crosses 1 administrative regions : West-Vlaanderen
Total length
3km
Max discharge
0,4m³/s
Max Strahler
1
Segments matched
1
River geography1 admin regions · 0 communes
1 administrative regions crossed (GADM L2)
- West-VlaanderenVlaanderen · Belgium5.4 kmin this dpt
6 intersecting protected areas
Poldercomplex
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Polders
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
NBP-WV-21-0005 type 4
IUCN IVNature management plan type 4 (Flemish Region)
De Uitkerkse polder
IUCN Not AssignedFlemish Ecological Network (Flemish Region)
NBP-WV-22-0302 type 2
IUCN VINature management plan type 2 (Flemish Region)
NBP-WV-20-0234 type 3
IUCN IVNature management plan type 3 (Flemish Region)
1 page = 1 named river (aggregation of 1 HydroRIVERS v10 segment). Spatial join cached after first hit.
Species present
3 874 distinct species · 242 518 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 35 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 Sint-Jansader : 24 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 104 interactions GloBI sur 5 types (connectance 17.5%, 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
3km
Max discharge
0,4m³/s
Max Strahler
1
Segments matched
1
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.