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Predatory fish are hypercarnivorous fish that actively prey upon other fish or aquatic animals, with examples including shark, billfish, barracuda, alligator gar, tuna, dolphinfish, walleye, perch and salmon. Some omnivorous fish, such as the red-bellied piranha, can occasionally also be predatory, although they are not strictly regarded as obligately…
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fish predatory predators prey large tuna also billfish sharks fisheries tadpoles alligator gar populations disproportionate changes bodies presence shark oceans
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| the Serranidae | instance of | Creation of marine reserves has been found to restore populations of large predatory fish | 0.80 | text |
| sharks | instance of | is the snakehead fish.Predatory fish | 0.80 | text |
| billfish | instance of | is the snakehead fish.Predatory fish | 0.80 | text |
| alligator gar | instance of | is the snakehead fish.Predatory fish | 0.80 | text |
| tuna form a part of the human diet | instance of | is the snakehead fish.Predatory fish | 0.80 | text |
| are targeted by fisheries | instance of | is the snakehead fish.Predatory fish | 0.80 | text |
| but they tend to concentrate significant quantities of mercury in their bodies because they are high in the food chain | instance of | is the snakehead fish.Predatory fish | 0.80 | text |
| especially as apex predators | instance of | is the snakehead fish.Predatory fish | 0.80 | text |
| due to biomagnification.Predators are an important factor to consider in managing fisheries | instance of | is the snakehead fish.Predatory fish | 0.80 | text |
| and methods for doing so are available | instance of | is the snakehead fish.Predatory fish | 0.80 | text |
| used in some places.Additionally | instance of | is the snakehead fish.Predatory fish | 0.80 | text |
| the existence of these predators also allows its prey to evolve countermeasures through natural selection | instance of | is the snakehead fish.Predatory fish | 0.80 | text |
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