Actinopyga mauritiana
Kingdom
Phylum
Order
Family
Genus
SPECIES
Actinopyga mauritiana
Length
20-35
7.9-13.8
cminch
cm inch 

Actinopyga mauritiana, commonly known as the surf redfish, is a species of sea cucumber in the family Holothuriidae. It is native to the tropical West Indo-Pacific region and is harvested for food.

Appearance

Actinopyga mauritiana grows to a length of about 220 to 350 mm (9 to 14 in), with a maximum width of 10 cm (4 in). The body wall is rough, leathery, and has a maximum thickness of 6 mm (0 in). The bivium is dark brown or orange in coloration, with occasional white spots, and is sometimes wrinkled. It is wider in the middle, and tapers out on either end. The bivium is also covered in long and slender papilles, which are typically dark orange or brown in coloration. The trivium is white in coloration, and covered in many stout podia. The anus is surrounded by twenty-five anal teeth, and the pinkish Cuvierian tubules, unlike other sea cucumbers, are never expelled.

Distribution

Geography

Actinopyga mauritiana is found off the coasts of Asia and Africa, in the tropical Indian Ocean and the western Pacific Ocean. Its range extends from as far east as the Red Sea to as far west as Hawaii. It is particularly common off the coast of Madagascar, where it can be found on the west coast from the south of Toliara to Nosy Be. It is found near outer reef flats and fringe reefs, and is more active during the day, when it feeds on substrate. It can be found in depths of 0 to 50 m (0 to 160 ft).

Climate zones

Habits and Lifestyle

Seasonal behavior

Diet and Nutrition

Population

Population number

Because it is easy to collect, it is over-exploited in many areas, and the International Union for Conservation of Nature estimates that populations have declined by 60 to 90% over at least 60% of its range. It further estimates that is overexploited in 25% of its range, and it has assessed the conservation status as vulnerable due to this.

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References

1. Actinopyga mauritiana Wikipedia article - https://en.wikipedia.org/wiki/Actinopyga_mauritiana
2. Actinopyga mauritiana on The IUCN Red List site - https://www.iucnredlist.org/species/180337/1616879

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