Tommy Ruff does not have a specific migration pattern.
During breeding season, males perform courtship displays to attract females.
Non-migratory
Males create nests and court females
Unknown
Tope are known to undertake seasonal migrations, moving between their feeding and breeding grounds.
Tope mate during the spring and summer months, and the female gives birth to a litter of 20 to 50 pups. The pups are born fully formed and independent.
Some species may migrate short distances
Males build and defend nests, females lay eggs in the nests
Some species of Torpedo fish are known to migrate to warmer waters during certain times of the year.
During the mating season, male Torpedo fish will compete with each other to attract female mates.
Not available
Some populations migrate to different areas for spawning
Spawning in gravel beds or rocky areas with fast current
Trahira fish do not have long-distance migration patterns.
During breeding season, male Trahira fish construct nests by clearing vegetation and debris on the water surface. Females then lay their eggs in these nests.
Spawning in open water
Trevally are known to undertake extensive migrations, often following prey species or seeking more favorable environmental conditions.
During the breeding season, Trevally form large groups called shoals. They migrate to spawning grounds, where they release their eggs and sperm into the water column.
Limited to the local region
Males create nests and court females through displays
Egg-laying
Migrate between different habitats
Egg layers
Some trout species will migrate between freshwater and saltwater habitats
During spawning season, male trout will compete for females and engage in aggressive behaviors
Upstream migration for spawning
Spawning in spring