# Blackbird Island

Blackbird Island is an island in [Gun Lake](https://ontology.bommaritollc.com/id/01a0ddfe-b703-757b-94f3-219b79463bfe), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa), in the [Gun River (HUC10 0405000307)](https://ontology.bommaritollc.com/id/01a0de92-1d57-77c0-93a3-929bfa200b25) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-ac73-7530-b05b-e12b47a7b99a>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Gun Lake](https://ontology.bommaritollc.com/id/01a0ddfe-b703-757b-94f3-219b79463bfe)

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

Location: 42.59448, -85.53363 (box -85.53363, 42.59448, -85.53363, 42.59448; west, south, east, north)

- `adms:identifier`: [gnis 621538](https://ontology.bommaritollc.com/id/01a0ddfe-ac74-7555-b322-862791ad856a)
- `dcterms:type`: [island](https://ontology.bommaritollc.com/vocab/geo/gnisIsland)
- `geo:hasDefaultGeometry`: [point of Blackbird Island](https://ontology.bommaritollc.com/id/01a0ddfe-e2fe-74f5-be44-01d947e9ecb9)
- `geo:hasGeometry`: [point of Blackbird Island](https://ontology.bommaritollc.com/id/01a0ddfe-e2fe-74f5-be44-01d947e9ecb9)
- **in watershed** (`bcgeo:inWatershed`): [Gun River (HUC10 0405000307)](https://ontology.bommaritollc.com/id/01a0de92-1d57-77c0-93a3-929bfa200b25)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-ac73-7530-b05b-e12a6c309d05)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-464a-756b-9e80-51ef4ddc7b66)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de86-db21-759d-abcc-202393d39929)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-16da-7456-9526-b021c42972f9)
- `schema:containedInPlace`:
  - [Barry County](https://ontology.bommaritollc.com/id/01a0ca47-5a13-7757-80a2-201e49e8447d)
  - [Orangeville Township](https://ontology.bommaritollc.com/id/01a0ca47-7ccc-70ff-8172-212ac0cf40bc)
  - [Gun Lake](https://ontology.bommaritollc.com/id/01a0ddfe-b703-757b-94f3-219b79463bfe)
- `skos:prefLabel`: Blackbird Island

## Elsewhere

- [Wikidata Q49633461](https://www.wikidata.org/wiki/Q49633461) (proposed match (exactMatch))
- [USGS GNIS 621538](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/621538) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=42.59448&mlon=-85.53363#map=14/42.59448/-85.53363) (42.59448, -85.53363)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=42.59448,-85.53363)
- [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/Q49633461 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-7388-75cf-8d71-5b251f8d6441)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-ac73-7530-b05b-e12b47a7b99a.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-ac73-7530-b05b-e12b47a7b99a.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-ac73-7530-b05b-e12b47a7b99a.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-ac73-7530-b05b-e12b47a7b99a)
Cite as: Blackbird Island. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0ddfe-ac73-7530-b05b-e12b47a7b99a
Release 0.1.0-rc12, graph hash a20f66b983549f220c6f061b7e40233771a06aa47a0c0aede95a2a57ee2e9553.