Statements (21)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:marina
|
| gptkbp:adjacentTo |
gptkb:Philadelphia_International_Airport
|
| gptkbp:area |
over 1,000 acres
|
| gptkbp:contains |
gptkb:wetlands
trails observation platforms |
| gptkbp:ecosystem |
freshwater tidal marsh
|
| gptkbp:establishedAsRefuge |
1972
|
| gptkbp:habitat |
migratory birds
native plants |
| gptkbp:importantFor |
birdwatching
environmental education |
| gptkbp:locatedIn |
gptkb:Pennsylvania
gptkb:Philadelphia |
| gptkbp:partOf |
gptkb:John_Heinz_National_Wildlife_Refuge_at_Tinicum
|
| gptkbp:protectedBy |
gptkb:U.S._Fish_and_Wildlife_Service
|
| gptkbp:threats |
gptkb:urban_development
|
| gptkbp:bfsParent |
gptkb:John_Heinz_National_Wildlife_Refuge_at_Tinicum
gptkb:John_Heinz_National_Wildlife_Refuge |
| gptkbp:bfsLayer |
6
|
| https://www.w3.org/2000/01/rdf-schema#label |
Tinicum Marsh
|