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The dusky shark (Carcharhinus obscurus) is a species of requiem shark, in the family Carcharhinidae, occurring in tropical and warm-temperate continental seas worldwide. A generalist apex predator, the dusky shark can be found from the coast to the outer continental shelf and adjacent pelagic waters, and has been recorded from a depth of 400 m (1,300…
Regions, Phylogeny and evolution & Biology and ecology
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| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| Dusky shark | is a | largest members of its genus | 0.90 | text |
| Dusky shark | is a | generalist that takes a wide variety of prey from all levels of the water column | 0.90 | text |
| estuaries.The dusky shark is nomadic | instance of | and avoids areas of low salinity | 0.80 | text |
| strongly migratory | instance of | and avoids areas of low salinity | 0.80 | text |
| undertaking recorded movements of up to 3 | instance of | and avoids areas of low salinity | 0.80 | text |
| 800 km | instance of | and avoids areas of low salinity | 0.80 | text |
| sardines | instance of | Newborn and juvenile sharks subsist mainly on small pelagic prey | 0.80 | text |
| squid | instance of | Newborn and juvenile sharks subsist mainly on small pelagic prey | 0.80 | text |
| off South Africa | instance of | while there appears to be no reproductive seasonality in other regions | 0.80 | text |
| lagoons to give birth | instance of | Females move into shallow inshore habitats | 0.80 | text |
| as such areas offer their pups rich food supplies | instance of | Females move into shallow inshore habitats | 0.80 | text |
| shelter from predation | instance of | Females move into shallow inshore habitats | 0.80 | text |
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