Flatfish belong to the order Pleuronectiformes, which includes many species with asymmetrical, flattened bodies. These unusual fish undergo a remarkable transformation during development. They begin life swimming upright like typical fish, but as they mature, one eye migrates to join the other on a single side of the head. Their bodies flatten sideways, allowing them to rest and swim along the ocean floor. The dapa fish in English often refers to specific flatfish species found in Southeast Asian waters. Common species include the Indian halibut (Psettodes erumei) and various flounder species. Taxonomists classify flatfish into several families, including Paralichthyidae (large-tooth…
