Rivière· 51 segments
Saint Croix River
Crosses 4 administrative regions : Aroostook, Charlotte, Washington, York
Total length
458km
Max discharge
71,9m³/s
Max Strahler
5
Segments matched
51
River geography4 admin regions · 0 communes
4 administrative regions crossed (GADM L2)
27 intersecting protected areas
Spednic Lake
IUCN IIProtected Natural Area
Marine Protected Area
Moosehorn
IUCN IVNational Wildlife Refuge
4008800
IUCN IINature Legacy protected area
4043500
IUCN IINature Legacy protected area
4043400
IUCN IINature Legacy protected area
4001800
IUCN IINature Legacy protected area
4000800
IUCN IINature Legacy protected area
4004500
IUCN IINature Legacy protected area
18 more protected areassorted by area
4007400
IUCN IINature Legacy protected area
4008500
IUCN IINature Legacy protected area
4004400
IUCN IINature Legacy protected area
4042400
IUCN IINature Legacy protected area
Clark's Point
IUCN IbNature Preserve
Clark's Point
IUCN IbProtected Natural Area
4046900
IUCN IINature Legacy protected area
4003900
IUCN IINature Legacy protected area
4009500
IUCN IINature Legacy protected area
Beausoleil
IUCN IbNature Preserve
North Lake
IUCN IbProtected Natural Area
4042500
IUCN IINature Legacy protected area
4006200
IUCN IINature Legacy protected area
4006600
IUCN IINature Legacy protected area
4042300
IUCN IINature Legacy protected area
St. Croix River
IUCN VPCL
St. Croix River Islands
IUCN IaProtected Natural Area
Spednic Lake - Saint Croix River
IUCN IIILake
1 page = 1 named river (aggregation of 51 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
178 distinct species · 284 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 45 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 Saint Croix River : 34 espèces dont 3 patrimoniales (LR IUCN CR/EN/VU) reliées par 78 interactions GloBI sur 4 types (connectance 7.9%, 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
458km
Max discharge
71,9m³/s
Max Strahler
5
Segments matched
51
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.