# Ottawa Marsh

Ottawa Marsh is a swamp in [Manlius Township](https://ontology.bommaritollc.com/id/01a0ca47-771d-763f-a512-19d57c3bda2c), [Allegan County](https://ontology.bommaritollc.com/id/01a0ca47-5a13-7757-80a2-2036bd56afa0), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa), in the [Kalamazoo River (HUC10 0405000309)](https://ontology.bommaritollc.com/id/01a0de92-1d5c-70b4-ad35-069cd39a15e7) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-dd40-77b1-9d7c-1d77f4bf4846>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Allegan County](https://ontology.bommaritollc.com/id/01a0ca47-5a13-7757-80a2-2036bd56afa0) › [Manlius Township](https://ontology.bommaritollc.com/id/01a0ca47-771d-763f-a512-19d57c3bda2c)

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

Location: 42.62222, -86.03333 (box -86.03333, 42.62222, -86.03333, 42.62222; west, south, east, north)

- `adms:identifier`: [gnis 2105451](https://ontology.bommaritollc.com/id/01a0ddfe-dd40-77b1-9d7c-1d7fb863b461)
- `dcterms:type`: [swamp](https://ontology.bommaritollc.com/vocab/geo/gnisSwamp)
- `geo:hasDefaultGeometry`: [point of Ottawa Marsh](https://ontology.bommaritollc.com/id/01a0ddff-1b6c-75a7-8ae9-7c11e9f5485e)
- `geo:hasGeometry`: [point of Ottawa Marsh](https://ontology.bommaritollc.com/id/01a0ddff-1b6c-75a7-8ae9-7c11e9f5485e)
- **in watershed** (`bcgeo:inWatershed`): [Kalamazoo River (HUC10 0405000309)](https://ontology.bommaritollc.com/id/01a0de92-1d5c-70b4-ad35-069cd39a15e7)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-dd40-77b1-9d7c-1d76f9f16fff)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-6b55-7727-a3bc-61de3033f01c)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-16e1-7110-8258-ad752e4e7c21)
- `schema:containedInPlace`:
  - [Allegan County](https://ontology.bommaritollc.com/id/01a0ca47-5a13-7757-80a2-2036bd56afa0)
  - [Manlius Township](https://ontology.bommaritollc.com/id/01a0ca47-771d-763f-a512-19d57c3bda2c)
- `skos:prefLabel`: Ottawa Marsh

## Elsewhere

- [Wikidata Q33176127](https://www.wikidata.org/wiki/Q33176127) (proposed match (exactMatch))
- [USGS GNIS 2105451](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/2105451) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=42.62222&mlon=-86.03333#map=14/42.62222/-86.03333) (42.62222, -86.03333)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=42.62222,-86.03333)
- [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/Q33176127 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-7a07-71e4-b2f8-325fcdc9853d)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-dd40-77b1-9d7c-1d77f4bf4846.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-dd40-77b1-9d7c-1d77f4bf4846.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-dd40-77b1-9d7c-1d77f4bf4846.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-dd40-77b1-9d7c-1d77f4bf4846)
Cite as: Ottawa Marsh. bc-ontology, release 0.1.0-rc15, 2026-09-28. https://ontology.bommaritollc.com/id/01a0ddfe-dd40-77b1-9d7c-1d77f4bf4846
Release 0.1.0-rc15, graph hash 90961d0d6b29954f5f0257ebc2d1d12c6ce580def6a2f45cbf04d248aa879e72.