# Millecoquins Reefs

Millecoquins Reefs is a bar in [Lake Michigan](https://ontology.bommaritollc.com/id/01a0ddfe-da8b-736c-b10c-b5ac4195f147), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa), in the [Lake Michigan (HUC10 0419000002)](https://ontology.bommaritollc.com/id/01a0de92-1f2c-768f-8a9b-4fde379fd131) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-bfac-733b-b96e-4a90e8dcf7c1>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Lake Michigan](https://ontology.bommaritollc.com/id/01a0ddfe-da8b-736c-b10c-b5ac4195f147)

Type: [geo:Feature](http://www.opengis.net/ont/geosparql#Feature), [schema:Landform](https://schema.org/Landform), [schema:Place](https://schema.org/Place)

Location: 46.00833, -85.45009 (box -85.45009, 46.00833, -85.45009, 46.00833; west, south, east, north)

- `adms:identifier`: [gnis 632357](https://ontology.bommaritollc.com/id/01a0ddfe-bfad-771f-abed-405d063594f4)
- `dcterms:type`: [bar](https://ontology.bommaritollc.com/vocab/geo/gnisBar)
- `geo:hasDefaultGeometry`: [point of Millecoquins Reefs](https://ontology.bommaritollc.com/id/01a0ddfe-f800-766b-a4a0-549b07d72141)
- `geo:hasGeometry`: [point of Millecoquins Reefs](https://ontology.bommaritollc.com/id/01a0ddfe-f800-766b-a4a0-549b07d72141)
- **in watershed** (`bcgeo:inWatershed`): [Lake Michigan (HUC10 0419000002)](https://ontology.bommaritollc.com/id/01a0de92-1f2c-768f-8a9b-4fde379fd131)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-bfac-733b-b96e-4a8f437eca86)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de86-db9b-76e4-970d-4f3bc5bd524e)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-1951-7385-bfba-4bbf6ff8b7ca)
- `schema:containedInPlace`:
  - [Mackinac County](https://ontology.bommaritollc.com/id/01a0ca47-5c59-72ef-9b47-f808d9d32f80)
  - [Lake Michigan](https://ontology.bommaritollc.com/id/01a0ddfe-da8b-736c-b10c-b5ac4195f147)
- `skos:prefLabel`: Millecoquins Reefs

## Elsewhere

- [Wikidata Q49619238](https://www.wikidata.org/wiki/Q49619238) (proposed match (exactMatch))
- [USGS GNIS 632357](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/632357) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=46.00833&mlon=-85.45009#map=14/46.00833/-85.45009) (46.00833, -85.45009)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=46.00833,-85.45009)
- [Source](https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames_MI_Text.zip) (prd-tnm.s3.amazonaws.com)
- [Source](https://3dhp.nationalmap.gov/arcgis/rest/services/usgs_3dhp_all/FeatureServer) (3dhp.nationalmap.gov)
- [Source](https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer) (hydro.nationalmap.gov)

## Pointing here

- Mappings (1; `owl:annotatedSource`):
  - [exactMatch http://www.wikidata.org/entity/Q49619238 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-760d-7600-8ef0-cdc08fd4e005)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-bfac-733b-b96e-4a90e8dcf7c1.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-bfac-733b-b96e-4a90e8dcf7c1.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-bfac-733b-b96e-4a90e8dcf7c1.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-bfac-733b-b96e-4a90e8dcf7c1)
Cite as: Millecoquins Reefs. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0ddfe-bfac-733b-b96e-4a90e8dcf7c1
Release 0.1.0-rc12, graph hash a20f66b983549f220c6f061b7e40233771a06aa47a0c0aede95a2a57ee2e9553.