Statements (24)
| Predicate | Object | 
|---|---|
| gptkbp:instanceOf | gptkb:fish | 
| gptkbp:breedingSeason | gptkb:spring | 
| gptkbp:color | brownish with dark markings | 
| gptkbp:commonIn | gptkb:Great_Lakes_region gptkb:Mississippi_River_basin | 
| gptkbp:conservationStatus | Least Concern | 
| gptkbp:describedBy | gptkb:Rafinesque | 
| gptkbp:describedYear | 1820 | 
| gptkbp:diet | invertebrates | 
| gptkbp:family | gptkb:Percidae | 
| gptkbp:genus | gptkb:Etheostoma | 
| gptkbp:habitat | freshwater streams | 
| gptkbp:lifespan | up to 4 years | 
| gptkbp:maximumLength | 7.6 cm | 
| gptkbp:nativeTo | gptkb:North_America | 
| gptkbp:order | gptkb:Perciformes | 
| gptkbp:predators | larger fish | 
| gptkbp:reproduction | eggs laid on underside of rocks | 
| gptkbp:scientificName | gptkb:Etheostoma_nigrum | 
| gptkbp:sexualDimorphism | males more colorful during breeding | 
| gptkbp:bfsParent | gptkb:Lake_Diefenbaker gptkb:Maumee_River | 
| gptkbp:bfsLayer | 5 | 
| https://www.w3.org/2000/01/rdf-schema#label | johnny darter |