Plankton-feeding Sharks:
- Phytoplankton (microscopic plants)
- Zooplankton (microscopic animals)
- Small fish
- Sharks (e.g., basking shark, whale shark)
Small Fish-eating Sharks:
- Small fish (e.g., sardines, anchovies)
-Squid
- Crustaceans (e.g., shrimp, krill)
- Sharks (e.g., dogfish, nurse shark)
Large Fish-eating Sharks:
- Large fish (e.g., tuna, swordfish, mackerel)
- Rays
- Seabirds
- Sharks (e.g., great white shark, tiger shark, blue shark)
Apex Predators:
- Marine mammals (e.g., seals, sea lions, porpoises)
- Sea turtles
- Other sharks
- Sharks (e.g., great white shark, oceanic whitetip shark, bull shark)
In addition to these food chains, some shark species also feed on carrion (dead animals) and scavenged food. The diet of a shark can vary depending on prey availability, habitat conditions, and competition with other predators in its environment.