Upstream migrations for spawning
Some species migrate upstream for spawning
Spawning in fast-flowing rivers
Females give live birth
Females lay eggs
Builds floating bubble nest
Spawning in offshore areas
Mating pairs swim upwards and release eggs and sperm
Grouper do not typically exhibit long-distance migrations. However, they may move within their habitat in search of food or during the reproductive season.
During the mating season, male groupers will court females by swimming in circles around them and making booming sounds. The male will then release sperm onto the eggs as the female releases them.
Guard their eggs
Spaghetti Eels spawn in freshwater rivers and streams.