Reticulated Puffer

Arothron reticularis

The Reticulated Puffer, or Arothron reticularis, is a ray-finned fish belonging to the Tetraodontidae family. It is recognized by its brown or deep grey body adorned with whitish, rounded spots that create a net-like pattern. The fish features about nine alternating dark and pale bands that curve around its snout, eyes, and pectoral fin base. Notably, it has a broad and flat space between its eyes and a small tentacle on its nostrils. The Reticulated Puffer can grow up to 45 cm in length and is covered in short spines, which become prominent when the fish inflates itself as a defense mechanism. This species inhabits the tropical and subtropical regions of the Indo-Pacific, ranging from the east coast of India to southern Japan, and as far south as Australia. It is typically found in coral reefs, sandy and muddy seabeds, seagrass meadows, and mangrove areas, at depths ranging from 1 to 25 meters. Juveniles are often spotted in mangroves and may venture into the lower reaches of streams. The Reticulated Puffer is known for its slow movements and is often seen lying on the seabed during the day. The Reticulated Puffer is classified as 'Least Concern' by the IUCN, though its habitats are subject to degradation. Despite being collected for the aquarium trade, this does not significantly impact its population. Divers encountering this species should be aware of its ability to produce toxic substances like tetrodotoxin and saxitoxin, making it poisonous to eat.