Sanilac Shores Great Lakes State Underwater Preserve
IUCN IVMarine Protected Area · 1988
434 km²
County · USA
Sanilac
United States
DfbCold, no dry season, warm summer(100 %)
Species observed
1 427
Observations
83 675
Area
2 497,1km²
Ecological tissue
Sample of 36 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
Indicateurs du tissu écologique
Tissu écologique de Sanilac : 27 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 74 interactions GloBI sur 3 types (connectance 11.7%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
36
Interactions affichées
74
Connectance
0.117
Patrimoniales
1
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
1 427 distinct species · 83 675 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
8,4°C
Annual rain
882mm
Warmest m°
26,0°C
Coldest m°
-8,6°C
Elevation: 233 m on average (min 170 m, max 266 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
8,4°C
Annual rain
882mm
Warmest month
26,0°C
Coldest month
-8,6°C
Mean alt.
233m
Min
170m
Max
266m
Std. dev.
13m
Köppen-Geiger (dominant)
DfbCold, no dry season, warm summer(100 %)Cold
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
6,7
Org. C
36,8g/kg
Clay
24,8%
Sand
35,2%
Silt
40,0%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: ssGLiM
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,5
Org. C
52,9g/kg
Clay
24,1%
Sand
35,5%
Silt
40,4%
5–15 cm
pH H₂O
6,7
Org. C
35,9g/kg
Clay
24,6%
Sand
35,2%
Silt
40,2%
15–30 cm
pH H₂O
6,8
Org. C
21,5g/kg
Clay
25,7%
Sand
35,0%
Silt
39,3%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest22.9%
Crops51.1%
Built-up0.5%
Bare soil1.1%
Other (grassland, water…)24.4%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology8 basins · 6 lakes · 36 rivers
Hydrology metrics for this exact territory
Stream length here
405,8km
Lake surface here
7,51km²
Basins crossed
8
Max stream order
4
Max drainage
576 021km²
Discharge in basins
1 455,2m³/s
Mean precip.
776mm/an
Mean T°
7,9°C
Moisture idx
-0,14
Max snow
26%
Mean runoff
171mm/an
Mean elev. (basins)
224m
Watersheds crossing here
- Bassin de Black Riversub-area1 821,9 km²overlap1102.60 km²44%
- Bassin de Cass Riversub-area2 613 km²overlap846.01 km²34%
- Bassin de Indian Creeksub-area502 km²overlap191.15 km²8%
- Bassin de Hickory Creeksub-area1 593,9 km²overlap159.43 km²6%
- Bassin de Miller Creeksub-area447,7 km²overlap126.13 km²5%
- Bassin de Rock Falls Creeksub-area989,7 km²overlap63.36 km²3%
- Bassin de North Branch Flint Riversub-area544,8 km²overlap6.61 km²0%
- Bassin de Pigeon Riversub-area1 110,2 km²overlap1.76 km²0%
Lakes (6, top by area)
Rivers / streams (36, ord ≥ 4)
- Black Riverord 5len here62.75 km5%total1155 km
- South Branch Cass Riverord 3len here29.35 km88%total34 km
- Middle Branch Cass Riverord 2len here29.18 km100%total29 km
- North Branch Cass Riverord 2len here21.74 km53%total41 km
- North Branch White Creekord 2len here21.35 km100%total21 km
- Elk Creekord 4len here21.30 km34%total63 km
- Black Creekord 5len here17.76 km2%total960 km
- South Fork Cass Riverord 2len here17.64 km100%total18 km
- Smafield Drainord 1len here17.59 km100%total18 km
- Elk, Flynn, & Maple Valley Drainord 2len here15.63 km100%total16 km
- Indian Creekord 2len here14.70 km7%total204 km
- Mills Creekord 4len here12.13 km31%total39 km
24 more river segmentssorted by Strahler order + length
- Freeman Drainord 4len here11.84 km100%total12 km
- Miller Creekord 4len here11.12 km10%total112 km
- Baerwolf Drainord 1len here10.45 km100%total10 km
- Carter Drainord 3len here10.21 km68%total15 km
- Evergreen and Austin Drainord 1len here8.15 km100%total8 km
- Speaker and Maple Valley Drainord 2len here7.96 km100%total8 km
- Cherry Creekord 5len here7.77 km28%total27 km
- Birch Creekord 5len here7.51 km22%total34 km
- Minard Drainord 3len here6.54 km100%total7 km
- Greenman Drainord 1len here6.26 km88%total7 km
- Mill Creekord 4len here5.17 km1%total581 km
- Sullivan Drainord 2len here4.83 km100%total5 km
- Berry Drainord 2len here3.72 km100%total4 km
- Beals Frizzle Drainord 1len here3.13 km100%total3 km
- Claspie Drainord 2len here3.10 km32%total10 km
- Columbus Drainord 2len here2.77 km20%total14 km
- Jackson Creekord 2len here2.64 km5%total51 km
- Liens Creekord 1len here2.30 km79%total3 km
- Seymour Creekord 1len here2.23 km100%total2 km
- Arnot Creekord 1len here1.90 km100%total2 km
- Duff Creekord 1len here1.87 km61%total3 km
- Silverthorn and Brs.ord 1len here1.32 km100%total1 km
- Twin Hill Creekord 1len here1.08 km8%total14 km
- Nicol Drainord 1len here0.86 km100%total1 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,4nW
Built-up
45,6%
Pesticides
29,1kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas17
IUCN V · 10IUCN Not Assigned · 6IUCN IV · 1
Minden City State
IUCN VGame Area
32 km²
Farm Service Agency Interest Of Mi
IUCN Not AssignedConservation Easement
24 km²
Sandusky State
IUCN VGame Area
7 km²
Sanilac State
IUCN VGame Area
6 km²
Cass City State
IUCN VGame Area
5 km²
Complete list17 protected areas
- Sanilac Shores Great Lakes State Underwater PreserveMarine Protected AreaIUCN IV1988434 km²
- Minden City StateGame AreaIUCN V32 km²
- Farm Service Agency Interest Of MiConservation EasementIUCN Not Assigned24 km²
- Sandusky StateGame AreaIUCN V7 km²
- Sanilac StateGame AreaIUCN V6 km²
- Cass City StateGame AreaIUCN V5 km²
- 94-08-0342Conservation EasementIUCN Not Assigned20085 km²
- Wetlands Reserve Program (WRP), Sanilac, MIReserve ProgramIUCN V19995 km²
- Wetlands Reserve Program (WRP), Sanilac, MIReserve ProgramIUCN V19962 km²
- Flynn Township StateGame AreaIUCN V1 km²
- Agricultural Conservation Easement Program - Wetland Reserve Easements (ACEP-WRE), Sanilac, MIConservation EasementIUCN V0 km²
- Birch CreekNature PreserveIUCN V19910 km²
- 08-76-0015Conservation EasementIUCN Not Assigned20090 km²
- Farm Service Agency Interest Of MiConservation EasementIUCN V0 km²
- 92-08-0322Conservation EasementIUCN Not Assigned20080 km²
- 07-74-0171Conservation EasementIUCN Not Assigned20090 km²
- 05-76-0014Conservation EasementIUCN Not Assigned20100 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN