Taxonomy
- Kingdom
- Animalia
- Phylum
- Chordata
- Class
- Actinopterygii
- Order
- Tetradontiformes
- Family
- Stichaeidae
- Genus
- Pholidapus
- Species
- dybowskii
Habitat
Muroranginpo inhabits cold, shallow coastal waters of the Northwest Pacific, including rocky reefs and kelp forests around Japan, Hokkaido, and the Kuril Islands. It prefers areas with strong currents and abundant hiding spots like crevices and under rocks, typically at depths of 10 to 50 meters. These environments provide protection from predators and access to food sources.
Diet
Muroranginpo primarily feeds on small invertebrates such as amphipods, polychaetes, and small crustaceans, often scavenging on the ocean floor. It exhibits benthic feeding behavior, actively foraging during low tide or at night when prey is more accessible. This fish uses its pointed mouth to probe into sediments for food items.
Behavior
Muroranginpo is generally solitary and territorial, defending small areas around rocks or crevices from intruders. It is primarily nocturnal, emerging at night to feed and remaining hidden during the day to avoid predators. This species displays camouflaging behavior by changing its coloration slightly to blend with surroundings, and it may migrate short distances seasonally for spawning.
Conservation Status
Listed as Not Evaluated by IUCN.