In 1999, a clownfish (Amphiprion ocellaris) hatched in the aquarium of a tropical fish hobbyist in the UK. These clownfish are prized by aquarists for their unique pattern of three straight white bars ...

When “Finding Nemo” splashed onto cinema screens in 2003, it introduced millions of people worldwide to the charismatic orange clownfish. The lovable Nemo, with his vibrant orange body and distinctive ...

Mature adults have just one verticle stripe behind their eyes. Camille Sautereau Baby tomato clownfish typically have two or three vertical white stripes decorating their bright-orange bodies. As they ...

The reproduction of two species of Cichla (Cichla cf. ocellaris and C. monoculus, commonly known in Brazil as tucunaré) introduced in the Volta Grande Reservoir, southeastern Brazil, was analyzed. The ...

A new study of major U.S.-based online retailers of marine fish bound for aquariums found that nearly 90% of traded species are sourced exclusively from the wild, including a number of threatened ...

Many aquatic animals exhibit sequential hermaphroditism, changing sex to adapt to environmental cues, social dominance, or reproductive needs. From clownfish transforming into females to hawkfish and ...

In a study published in the journal iScience, researchers at OIST raised young clownfish in labs under two conditions: one at the normal reef temperature of 28°C and another at 31°C.

Scientists at the National Bureau of Fish Genetic Resources (NBFGR) claimed to have developed designer clownfish through cross-breeding of two clownfish species - Amphiprion percula (male) and ...

On the reefs surrounding French Polynesia, a new species was discovered living inside the magnificent sea anemone. Getty Images/iStock Photo On reefs scattered across the western Pacific Ocean, large ...

Researchers believe marine heatwaves could be impacting fish growth patterns—and Nemo’s only getting smaller. Clownfish like Amphiprion ocellaris (pictured in in Kimbe Bay, Papua New Guinea) are known ...