Assessor randalli | |
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Scientific classification | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Chordata |
Class: | Actinopterygii |
Family: | Plesiopidae |
Genus: | Assessor |
Species: | A. randalli |
Binomial name | |
Assessor randalli | |
Assessor randalli, Randall's assessor or Randall's devilfish, is a species of ray-finned fish belonging to the family Plesiopidae, the longfins or roundheads. It is found in the western Pacific Ocean, mainly in the seas around Japan and Taiwan. [1] It is a similar species to Assessor macneilli but it is slightly brighter in colour and has more rounded rounder fins which have with yellow markings, there are also yellow markings on its body. [1] They are associated with crevices and gullies in reefs, where they hover at the entrances to caves and holes. They are mouthbrooders, the male guards the eggs by keeping them in his mouth until they hatch. [2] They are rare in the Aquarium trade but have been bred in captivity. [3] The specific name honours the ichthyologist John Ernest Randall of the Bishop Museum in Honolulu, who collected the type specimen. [4]
Naso vlamingii, the bignose unicornfish, scibbled unicornfish, Vlaming's unicornfish, and zebra unicornfish, is a species of marine ray-finned fish belonging to the family Acanthuridae, the surgeonfishes, unicornfishes and tangs. This species is found in the Indo-Pacific.
Assessor macneilli, the blue devilfish or blue scissortail, is a fish from the southwest Pacific Ocean. It occasionally makes its way into the aquarium trade. It grows to 6 centimetres (2.4 in) in length. It is purple-blue with long fins.
Amblyeleotris randalli, Randall's prawn goby, is a marine benthic species of goby native to tropical reefs of the central Indo-Pacific. This species can also be found in the aquarium trade.
Prionurus chrysurus, the Indonesian sawtail or yellowtail sawtail, is a species of marine ray-finned fish belonging to the family Acanthuridae, the surgeonfishes, unicornfishes and tangs. This fish is found in the western Pacific Ocean in Indonesia.
Cirripectes randalli is a species of combtooth blenny found in the western Indian ocean. This species reaches a length of 10.7 centimetres (4.2 in) SL. The specific name honours the American ichthyologist John E. Randall of the Bishop Museum in Honolulu.
Ecsenius randalli is a species of combtooth blenny in the genus Ecsenius. It is found the western central Pacific ocean, around Indonesia. It can reach a maximum length of 2 centimetres. Blennies in this species feed primarily off of plants, including benthic algae and weeds. The specific name of this blenny honours the American ichthyologist John E. Randall of the Bishop Museum in Honolulu, who collected the type, photographed it and permitted Victor G. Springer to describe it.
Emblemariopsis randalli, the Hornless blenny, is a species of chaenopsid blenny found in coral reefs around Cubagua, Venezuela, in the western central Atlantic ocean. It can reach a maximum length of 3.8 centimetres (1.5 in) TL. This species feeds primarily on zooplankton. The specific name honours the ichthyologist John Ernest Randall who collected the type specimens and provided them to Fernando Cervigón for him to describe.
Enneapterygius randalli, the Rapa triplefin, is a species of triplefin blenny in the genus Enneapterygius. It was described by Ronald Fricke in 1997. who honoured the American ichthyologist John Ernest Randall in its specific name, Randall collected many of the type series. This species is known only from French Polynesia where it is found off Rapa Iti and Marotiri in the southern Austral Islands.
Helcogramma randalli, Randall's triplefin, is a species of triplefin blenny in the genus Helcogramma. It was described by Jeffrey T. Williams and Jeffrey C. Howe in 2003 and named it in honour of the ichthyologist John Ernest Randall of the Bishop Museum in Honolulu who collected all of the known specimens. This species occurs in the western Pacific Ocean and is endemic to the islands of central Indonesia such as Bali, Lombok, Timor and Komodo.
Ematops randalli is a species of viviparous brotula found in the Pacific Ocean around Samoa and Vanuatu where it inhabits reef environments. This species grows to a length of 4.2 centimetres (1.7 in) SL. The specific name honours the American ichthyologist John E. Randall of the Bishop Museum who assisted in the collection of the type.
Gerald Robert "Gerry" Allen is an American-born Australian ichthyologist. His career began in 1963, when he spent a semester at the University of Hawaii, where he also received a PhD in marine zoology in 1971. In 1972, Allen wrote his doctoral thesis on the systematics and biology of the anemone fish.
John Ernest "Jack" Randall was an American ichthyologist and a leading authority on coral reef fishes. Randall described over 800 species and authored 11 books and over 900 scientific papers and popular articles. He spent most of his career working in Hawaii. He died in April 2020 at the age of 95.
Assessor is a genus of ray-finned fishes which belong to the longfin family Plesiopidae. They are found in the western Pacific Ocean from Japan to Australia.
The blackeye rabbitfish is a species of marine ray-finned fish, a rabbitfish belonging to the family Siganidae. It is found in the Indian Ocean.
Siganus randalli, the variegated spinefoot or Randall's rabbitfish, is a species of marine ray-finned fish, a rabbitfish belonging to the family Siganidae. It is found in the Western Pacific Ocean.
Chlidichthys randalli is a species of fish in the family Pseudochromidae.
The Arabian banded whipray, is a species of stingray in the family Dasyatidae. It is native to the Persian Gulf. It reaches a length of 41.2 cm (16.2 in).
Parapercis randalli is a fish species in the sandperch family, Pinguipedidae. It is found in Northwest Pacific near southern Taiwan. This species can reach a length of 10.0 centimetres (3.9 in) TL.
Synchiropus randalli, the Randall's dragonet, is a species of fish in the family Callionymidae, the dragonets. It is found in the Southeast Pacific off of Chile.
Plectranthias randalli is a species of fish in the family Serranidae occurring in the Western Pacific Ocean.