National Wildlife Refuge · usa
Shiawassee
- Area
- 41 km²
- IUCN cat.
- IV
- Year
- 1953
Overview
- Designation
- National Wildlife Refuge
- IUCN category
- IV · Aire d'habitats / espèces
Gestion active pour maintenir habitats / espèces particuliers
- Established
- 1953
- Managing authority
- U.S. Fish and Wildlife Service
Source : WDPA (UNEP-WCMC, World Database on Protected Areas).
Species present
525 distinct species · 55 008 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 32 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 Shiawassee : 24 espèces reliées par 65 interactions GloBI sur 3 types (connectance 13.1%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology8 basins · 2 lakes · 6 rivers
Hydrology metrics for this exact territory
Stream length here
16,5km
Lake surface here
7,02km²
Basins crossed
8
Max stream order
6
Max drainage
15 526km²
Discharge in basins
113,6m³/s
Mean precip.
765mm/an
Mean T°
8,3°C
Moisture idx
-0,20
Max snow
19%
Mean runoff
208mm/an
Mean elev. (basins)
196m
Watersheds crossing here
- Bassin de Shiawassee Riversub-area29,5 km²overlap20.47 km²50%
- Bassin de Cass Riversub-area2 613 km²overlap6.71 km²16%
- Bassin de Fairchild Creeksub-area131,9 km²overlap5.71 km²14%
- Bassin de Parker Swamp Drainsub-area372,1 km²overlap2.92 km²7%
- Bassin de Flint Riversub-area537,4 km²overlap2.49 km²6%
- Bassin de Saginaw Riversub-area667,1 km²overlap1.34 km²3%
- Bassin de Shiawassee Riversub-area2 915,4 km²overlap0.78 km²2%
- Bassin de Shiawassee Riversub-area0,5 km²overlap0.47 km²1%
Lakes (2, top by area)
Rivers / streams (6, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Location
Fond cartographique : OpenFreeMap · © OpenStreetMap contributors · Géométrie : nos sources (GADM/HydroBASINS/HydroLAKES/HydroRIVERS/WDPA)
- Centroid
- 43.35397, -84.01955
- Open in maps
- OpenStreetMap → · Satellite →
Species observed (Phase 2)
Listing species observed within this protected area requires the GBIF v2 partition × WDPA spatial overlay matview. Computing infrastructure pending.