The Yellowfoot Shrimpgoby – Vanderhorstia phaeosticta is a small, colorful goby species known for its distinct yellow fins and body markings. Its small size and vibrant coloration make it a fascinating subject for marine enthusiasts. This species is often found in shallow, coastal waters and exhibits a variety of behaviors that contribute to its unique ecological role.
Description & Characteristics
The Vanderhorstia phaeosticta is a relatively small fish, reaching a maximum size of 2.4 cm. It is characterized by its bright yellow fins, especially the pectoral fins which are extended and fan-like. The body is typically a pale brown to yellowish-brown with numerous dark brown to black spots scattered throughout. These spots are especially concentrated around the head and upper body. The species has a distinctive, elongated body shape with a small, pointed head and a slightly compressed body. Like many gobies, the Vanderhorstia phaeosticta possesses two dorsal fins, the first being small and spiny and the second being longer and soft-rayed. They also have a single anal fin, which is positioned behind the second dorsal fin.
Habitat and Occurrence
The Yellowfoot Shrimpgoby – Vanderhorstia phaeosticta is typically found in shallow, coastal waters ranging from 8.0 to 20.0 meters in depth. These areas are often characterized by rocky or coral reefs, as well as seagrass beds. The species is commonly found in the tropical marine zones of the Indo-Pacific region. These marine zones encompass a diverse range of habitats, including shallow lagoons, coral reefs, and seagrass meadows. The Vanderhorstia phaeosticta thrives in these environments, utilizing the shelter and resources they provide.
Taxonomy
The species Vanderhorstia phaeosticta belongs to the Class: Teleostei, Order: Gobiiformes, and Family: Gobiidae. The Teleostei class encompasses most bony fishes, demonstrating the Vanderhorstia phaeosticta’s position within a large and diverse group of fish. The order Gobiiformes represents the goby fishes, characterized by their small size, fused pelvic fins, and often elongated bodies. The family Gobiidae is one of the largest fish families, encompassing over 2,000 species known for their adaptability to diverse environments and fascinating behavioral adaptations.
Feeding
The Yellowfoot Shrimpgoby – Vanderhorstia phaeosticta is an omnivore, feeding on a variety of small invertebrates and zooplankton. Its diet includes decapods, invertebrates, zoobenthos, and zooplankton. They are opportunistic feeders, scavenging for food in the substrate and utilizing their keen eyesight to locate prey. These feeding habits play an important role in the Vanderhorstia phaeosticta’s ecological role, as they contribute to the balance of the marine ecosystem.
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