Fleuve· 74 segments

Oswegatchie River

Crosses 6 administrative regions : Hamilton, Herkimer, Jefferson, Lake Ontario, Leeds and Grenville +1

fleuve

Total length

241km

Max discharge

7 839,1m³/s

Max Strahler

Segments matched

River geography6 admin regions · 0 communes

Parent watershed

hybas-7080432080227 km²

6 administrative regions crossed (GADM L2)

Saint Lawrence
New York · United States
290.4 km
in this dpt
Jefferson
New York · United States
12.5 km
in this dpt
Herkimer
New York · United States
11.3 km
in this dpt
Lake Ontario
New York · United States
10.7 km
in this dpt
Hamilton
New York · United States
4.6 km
in this dpt
Leeds and Grenville
Ontario · Canada
0.0 km
in this dpt

12 intersecting protected areas

Five Ponds
IUCN Ib
Wilderness
Cranberry Lake
IUCN Ib
Wild Forest
New York
IUCN V
State Lands
Wetlands Reserve Program (WRP), St. Lawrence, NY
IUCN V
Reserve Program
Grasse River
IUCN V
Wild Forest
Upper And Lower Lakes
IUCN V
Wildlife Management Area
Wetlands Reserve Program (WRP), Jefferson, NY
IUCN V
Reserve Program
Bonner Lake
IUCN Ib
State Forest
Agricultural Conservation Easement Program - Wetland Reserve Easements (ACEP-WRE), St. Lawrence, NY
IUCN V
Conservation Easement

3 more protected areassorted by area

Buck Pond Primitive
IUCN Ib
Corridor
Wanakena Primitive
IUCN Ib
Corridor
Cranberry Lake Campground
IUCN V
Campground

1 page = 1 named river (aggregation of 74 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

299 distinct species · 2 344 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 44 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).

RègnesAnimalPlanteChampignonBacterie

RelationsPredationParasitismeSymbiosePollinisation

StatutEn dangerVulnérableProtégéeEndémique

RègnesAnimalPlanteChampignonBacterie

RelationsPredationParasitismeSymbiosePollinisation

StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de Oswegatchie River : 33 espèces reliées par 104 interactions GloBI sur 5 types (connectance 10.5%, filtre Serrano α=0.2). 12 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées

Interactions affichées

104

Connectance

0.105

Patrimoniales

Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Hydrology (HydroRIVERS v10)