Rivière· 30 segments

River Raisin

Crosses 5 administrative regions : Jackson, Lake Erie, Lenawee, Monroe, Washtenaw

rivière

Total length

208km

Max discharge

22,8m³/s

Max Strahler

Segments matched

River geography5 admin regions · 0 communes

Parent watershed

hybas-70804916001757 km²

5 administrative regions crossed (GADM L2)

Lenawee
Michigan · United States
63.9 km
in this dpt
Monroe
Michigan · United States
58.7 km
in this dpt
Washtenaw
Michigan · United States
26.4 km
in this dpt
Jackson
Michigan · United States
7.4 km
in this dpt
Lake Erie
Ohio · United States
1.0 km
in this dpt

19 intersecting protected areas

Farm Service Agency Interest Of Mi
IUCN Not Assigned
Conservation Easement
Detroit River International Wildlife Refuge
IUCN IV
Marine Protected Area
Sharonville State
IUCN V
Game Area
Detroit River International
IUCN IV
Wildlife Refuge
Ives Road Fen Fee
IUCN V
Private Conservation Land
Leonard
IUCN V
Preserve
Sharon Hollow Fee
IUCN V
Private Conservation Land
Ervin-Stucki
IUCN V
Preserve
Murray II
IUCN Not Assigned
Conservation Easement

10 more protected areassorted by area

Sharon Mills
IUCN V
Preserve
McCulley-Bastian
IUCN V
Nature Sanctuary
00-00-0036
IUCN Not Assigned
Conservation Easement
Upper River Raisin Conservat
IUCN V
Conservation Area
Washtenaw
IUCN V
County Natural Area
Murray I
IUCN Not Assigned
Conservation Easement
Van Der Schalie II
IUCN Not Assigned
Conservation Easement
Van Der Schalie I
IUCN Not Assigned
Conservation Easement
River Raisin Headwaters
IUCN V
Private Conservation Land
01-81-0127
IUCN Not Assigned
Conservation Easement

1 page = 1 named river (aggregation of 30 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

189 distinct species · 801 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).

RègnesAnimalPlanteChampignonBacterie

RelationsPredationParasitismeSymbiosePollinisation

StatutEn dangerVulnérableProtégéeEndémique

RègnesAnimalPlanteChampignonBacterie

RelationsPredationParasitismeSymbiosePollinisation

StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de River Raisin : 29 espèces reliées par 109 interactions GloBI sur 4 types (connectance 12.1%, filtre Serrano α=0.2). 14 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées

Interactions affichées

109

Connectance

0.121

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)