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The Red Goatfish (Parupeneus rubescens) is a species of goatfish found in the Indo-Pacific region. It is characterized by its reddish coloration, often with a prominent dark spot on the side, and the presence of two prominent chemosensory barbels under its chin, which it uses to probe the substrate for food. This species is typically found in coastal waters, often over sandy or silty bottoms near coral reefs or rocky areas.
Physical Characteristics
- Body shape
- elongated
- Coloration
- Body color varies from reddish-brown to reddish-orange, often with a paler ventral side. A distinctive large, dark, often blackish or reddish-brown spot is typically present on the lateral line below the posterior part of the first dorsal fin. Fins are usually reddish or yellowish. Coloration can change rapidly depending on mood or environment.
- Scale type
- ctenoid
- Mouth position
- subterminal
- Distinctive features
- Two prominent, fleshy barbels on the chin, used for chemosensory foraging., Large, dark spot on the side below the posterior dorsal fin., Elongated body typical of goatfishes.
- Dorsal fin
- Two separate dorsal fins; the first with 8 spines, the second with 1 spine and 8 soft rays.
- Tail fin
- Moderately forked caudal fin.
- Pectoral fin
- Pectoral fins are relatively short.
- Distinctive fins
- Pelvic fins are thoracic, located below the pectoral fins.
Identification Tips
Barbels
Look for the two prominent, fleshy barbels under the chin, characteristic of all goatfishes, which they use to 'taste' the substrate.
Coloration and Spot
Observe the reddish body coloration and, most importantly, the distinct large, dark spot located on the side of the body, below the rear portion of the first dorsal fin. This spot is a key identifier for Parupeneus rubescens.
Body Shape
Note the elongated, somewhat compressed body shape, typical of the genus Parupeneus.
Habitat
- Water type
- saltwater
- Depth
- Typically found at depths of 5 to 100 meters (16 to 328 feet), but most commonly in shallower waters.
- Environment
- Inhabits coastal waters, often over sandy or silty bottoms, rubble, or seagrass beds adjacent to coral reefs or rocky outcrops. They are benthic foragers.
- Geographic range
- Indo-Pacific region, from the Red Sea and East Africa eastward to the Western Pacific, including Japan, Australia, and various Pacific islands.
Aquarium Information
- Care level: intermediate
- Temperament: peaceful
- Diet: carnivore
- Minimum tank size: 180 gallons
- Temperature: 72-78°F (22-26°C)
- pH level: 8.1-8.4
- Hardness: 8-12 dKH
- Compatibility: Generally compatible with other peaceful to semi-aggressive fish of similar size. Avoid very small tank mates that could be seen as prey. Requires a sand bed for foraging.
- Special requirements: Requires a mature aquarium with ample live rock for shelter and a deep sand bed (at least 3-4 inches) to allow for natural foraging behavior. Excellent filtration is necessary due to their messy feeding habits. Provide plenty of open swimming space.
Wild Information
- Conservation status: least concern
- Seasonality: No specific seasonal patterns for availability; caught year-round in its range.
- Market price: Moderate
- Commercial importance: medium
- Taste: Mild, flaky white flesh
- Texture: Firm, moist
- Cooking methods: Grilled, Baked, Fried, Steamed
- Nutritional value: Good source of protein and omega-3 fatty acids.
Key Facts
Substrate Probersbehavior
Red Goatfish use their highly sensitive barbels to continuously probe and 'taste' the sand and rubble for small invertebrates, making them efficient benthic predators.
Color Changersinteresting
Like many goatfishes, Parupeneus rubescens can rapidly change its coloration to blend into its surroundings or to display mood, ranging from pale to dark reddish hues.
Nocturnal Foragersbehavior
While often seen during the day, Red Goatfish are particularly active foragers at night, using their barbels to locate hidden prey in the dark.
Safety Information
Safe- Safety level: safe
- Venomous: No
- Edibility: edible
- Handling notes: No specific handling precautions are required beyond standard fish handling practices to avoid fin pricks. Not venomous.
Similar Species
Yellowstripe Goatfish
Parupeneus chrysonemus
Lacks the prominent dark lateral spot of P. rubescens and typically has a distinct yellow stripe along its side.
Dash-and-dot Goatfish
Parupeneus barberinus
Possesses a prominent dark stripe running from the snout through the eye to the caudal peduncle, and a distinct black spot on the caudal peduncle, which P. rubescens lacks.
Manybar Goatfish
Parupeneus multifasciatus
Characterized by several broad, dark vertical bars on its body, which are absent in P. rubescens.
Scientific Classification
- Kingdom
- Animalia
- Phylum
- Chordata
- Class
- Actinopterygii
- Order
- Perciformes
- Family
- Mullidae
- Genus
- Parupeneus
- Species
- Parupeneus rubescens
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