Thunder Bay National Marine Sanctuary and Underwater Sanctuary
IUCN VMarine Protected Area · 2000
11 071 km²
County · USA
Iosco
United States
DfbCold, no dry season, warm summer(100 %)
Species observed
1 981
Observations
413 929
Area
1 461,9km²
Ecological tissue
Sample of 33 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 Iosco : 21 espèces reliées par 73 interactions GloBI sur 3 types (connectance 13.8%, filtre Serrano α=0.2). 12 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
33
Interactions affichées
73
Connectance
0.138
Patrimoniales
0
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
1 981 distinct species · 413 929 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
7,5°C
Annual rain
823mm
Warmest m°
25,4°C
Coldest m°
-10,3°C
Elevation: 225 m on average (min 172 m, max 312 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
7,5°C
Annual rain
823mm
Warmest month
25,4°C
Coldest month
-10,3°C
Mean alt.
225m
Min
172m
Max
312m
Std. dev.
31m
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
6,0
Org. C
38,7g/kg
Clay
26,8%
Sand
39,3%
Silt
33,9%
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
5,9
Org. C
60,5g/kg
Clay
24,2%
Sand
40,9%
Silt
34,9%
5–15 cm
pH H₂O
6,0
Org. C
36,8g/kg
Clay
26,5%
Sand
39,3%
Silt
34,2%
15–30 cm
pH H₂O
6,1
Org. C
18,8g/kg
Clay
29,7%
Sand
37,8%
Silt
32,6%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest68.7%
Crops5.5%
Built-up0.4%
Bare soil0.6%
Other (grassland, water…)24.8%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology8 basins · 29 lakes · 22 rivers
Hydrology metrics for this exact territory
Stream length here
262,7km
Lake surface here
40,34km²
Basins crossed
8
Max stream order
5
Max drainage
23 781km²
Discharge in basins
22,3m³/s
Mean precip.
742mm/an
Mean T°
6,6°C
Moisture idx
-0,18
Max snow
28%
Mean runoff
196mm/an
Mean elev. (basins)
235m
Watersheds crossing here
- Bassin de Au Gres Riversub-area1 342 km²overlap547.02 km²37%
- Bassin de Silver Creeksub-area703,5 km²overlap409.86 km²28%
- Bassin de Au Sable Riversub-area1 235,2 km²overlap367.30 km²25%
- Bassin de Van Etten Creeksub-area648,7 km²overlap69.12 km²5%
- Bassin de Au Sable Riversub-area451,5 km²overlap27.14 km²2%
- Bassin de Pigeon Riversub-area1 110,2 km²overlap25.32 km²2%
- Basin #26470sub-area1 102,9 km²overlap12.17 km²1%
- Bassin de Shebeon Creeksub-area644,6 km²overlap3.91 km²0%
Lakes (29, top by area)
- Huronarea59 399,3 km²avg depth59.8 m
- Tawas Lakearea6,5 km²avg depth4.6 m
- Foote Dam Pondarea5,9 km²avg depth6.3 m
- Cooke Dam Pondarea5,9 km²avg depth6.3 m
- Van Etten Lakearea5,4 km²avg depth6.0 m
- Cedar Lakearea4 km²avg depth5.1 m
- Loud Dam Pondarea2,1 km²avg depth7.4 m
- Long Lakearea1,7 km²avg depth3.2 m
- Loon Lakearea1,5 km²avg depth6.5 m
20 more lakes
- Indian Lakearea1,1 km²avg depth2.9 m
- Lac 1045587area1 km²avg depth3.8 m
- Lac 1045452area0,8 km²avg depth4.2 m
- Lac 1045800area0,7 km²avg depth3.5 m
- Lac 1045032area0,7 km²avg depth4.9 m
- Lac 1045437area0,7 km²avg depth3.4 m
- Lac 1045229area0,6 km²avg depth3.6 m
- Lac 1044918area0,5 km²avg depth3.7 m
- Lac 1045622area0,4 km²avg depth2.3 m
- Lac 1045370area0,4 km²avg depth1.9 m
- Lac 1045505area0,3 km²avg depth3.9 m
- Lac 1046104area0,3 km²avg depth3.0 m
- Lac 1045208area0,3 km²avg depth2.9 m
- Lac 1044903area0,3 km²avg depth2.9 m
- Lac 1044942area0,2 km²avg depth3.4 m
- Lac 1045535area0,2 km²avg depth2.6 m
- Lac 1045526area0,2 km²avg depth2.8 m
- Lac 1045326area0,2 km²avg depth3.3 m
- Lac 1045578area0,1 km²avg depth2.5 m
- Lac 1044845area0,1 km²avg depth3.1 m
Rivers / streams (22, ord ≥ 4)
- Au Sable Riverord 5len here66.70 km26%total253 km
- Au Gres Riverord 4len here24.68 km34%total72 km
- Smith Creekord 3len here21.10 km15%total145 km
- East Branch Au Gres Riverord 3len here20.25 km77%total26 km
- South Branch Riverord 2len here15.16 km68%total22 km
- Johnson Creekord 3len here14.66 km12%total118 km
- Silver Creekord 4len here12.39 km3%total416 km
- Picket Creekord 1len here12.34 km100%total12 km
- Van Etten Creekord 3len here11.99 km54%total22 km
- Hale Creekord 2len here8.76 km100%total9 km
- Tuttle Ditchord 2len here7.96 km100%total8 km
- Whitney Creekord 2len here6.96 km26%total26 km
10 more river segmentssorted by Strahler order + length
- Hope Creekord 1len here6.85 km100%total7 km
- Gordon Creekord 2len here6.55 km50%total13 km
- Kunze Creekord 2len here6.01 km100%total6 km
- Parent Drainord 3len here4.56 km100%total5 km
- Dimmick Canalord 3len here4.24 km100%total4 km
- Gulley Creekord 1len here3.79 km100%total4 km
- Cooper Creekord 1len here3.42 km33%total10 km
- Pine Riverord 4len here1.88 km0%total679 km
- Latter Creekord 1len here1.78 km100%total2 km
- Buck Creekord 2len here0.69 km2%total35 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
37,9%
Pesticides
13,5kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas11
IUCN V · 6IUCN Not Assigned · 5
Gaylord State Forest Area
IUCN VState Forest
2 126 km²
Gladwin State Foreset Area
IUCN VForest Management
755 km²
State
IUCN VForest
46 km²
06-35-0041
IUCN Not AssignedConservation Easement · 2008
0 km²
Forest Management
IUCN VForest Management
0 km²
Complete list11 protected areas
- Thunder Bay National Marine Sanctuary and Underwater SanctuaryMarine Protected AreaIUCN V200011 071 km²
- Gaylord State Forest AreaState ForestIUCN V2 126 km²
- Gladwin State Foreset AreaForest ManagementIUCN V755 km²
- StateForestIUCN V46 km²
- 06-35-0041Conservation EasementIUCN Not Assigned20080 km²
- Forest ManagementForest ManagementIUCN V0 km²
- 03-35-0014Conservation EasementIUCN Not Assigned20120 km²
- 07-35-0041Conservation EasementIUCN Not Assigned20090 km²
- 98-08-0852Conservation EasementIUCN Not Assigned20080 km²
- 97-07-0006Conservation EasementIUCN Not Assigned20080 km²
- FrinksPondIUCN V19800 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN