Monocentris japonica Houttuyn, 1782, Nagasaki, Japan.
OTHER COMMON NAMES
English: Dick bridegroom fish, Japanese pineapplefish, knight fish, pine sculpin; French: Poisson ananas; German: Japanischer Reuterfisch/Tannenzapfenfisch.
Can reach 6.5 in (16.5 cm) in length. Has large scales bordered in black. The scales are armed with spines that point toward the tail. The light organ is located near the mouth.
Southern Japan, spreading down to southern Australia, and west to the Red Sea.
Prefers rocky reefs. The young are found in shallow waters of 10–20 ft (3 to 6.1 m); the adults inhabit depths of 60–700 ft (18–213 m).
Usually solitary or in pairs, but individuals sometimes congregate in schools of 50–100.
FEEDING ECOLOGY AND DIET
Nocturnal feeder. Searches sandy sea bottoms for prey, which includes small fishes, shrimps, and other invertebrates.
Mostly unknown, but they probably do not guard the eggs or young.
Not listed by the IUCN.
SIGNIFICANCE TO HUMANS
Pineconefishes are a minor part of the aquarium trade.
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