The Brownspotted Spinefoot (Siganus stellatus) is a species of fish belonging to the family Siganidae, commonly known as rabbitfishes. It is a relatively small, but striking fish with a distinctive coloration and unique physical attributes. This species is widely distributed throughout the Indo-Pacific region and is a popular choice for aquariums due to its attractive appearance and relatively peaceful nature.
Description & Characteristics
The Brownspotted Spinefoot is a recognizable fish, sporting a robust, laterally compressed body with a characteristic elongated snout. Its dorsal fin boasts nine spines and ten soft rays, while the anal fin features three spines and eight soft rays. The caudal fin is rounded, and the pelvic fins are located on the abdomen. The defining feature of this species is its unique coloration: its body is a vibrant yellow, adorned with numerous brown spots that are particularly prominent around the eyes and along the flanks. Its maximum size can reach 40.0 cm in length.
Habitat and Occurrence
The Brownspotted Spinefoot (Siganus stellatus) thrives in shallow, coastal waters, typically inhabiting rocky reefs, seagrass meadows, and areas with abundant algae. This fish is particularly prevalent in the Indo-Pacific region, with a distribution range spanning from the Red Sea and the East African coast to the eastern Pacific Ocean. This widespread distribution positions the Brownspotted Spinefoot within a variety of marine zones, including coral reefs, mangrove swamps, and coastal lagoons.
Taxonomy
The species Siganus stellatus belongs to the Class: Teleostei, Order: Acanthuriformes, and Family: Siganidae. The family Siganidae encompasses a diverse group of fishes commonly referred to as rabbitfishes. They are characterized by their distinctive spines located on their dorsal and anal fins, which they can erect as a defense mechanism.
Feeding
The Brownspotted Spinefoot (Siganus stellatus) is primarily herbivorous and plays a crucial role in maintaining the balance of its marine ecosystem. Its diet consists of a wide range of algae, including Nori-algae and other species, and it also consumes small invertebrates like brine shrimp and mysis. They are omnivores and, in captivity, have been known to readily consume commercial fish flakes, frozen food (large sort), lettuce, and even dandelion.
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