The flagtails (' or '
in the
Hawaiian language) are a
family
Family (from la, familia) is a group of people related either by consanguinity (by recognized birth) or affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its members and of society. Idea ...
(Kuhliidae) of
perciform
Perciformes (), also called the Percomorpha or Acanthopteri, is an order or superorder of ray-finned fish. If considered a single order, they are the most numerous order of vertebrates, containing about 41% of all bony fish. Perciformes means " ...
fish
Fish are aquatic, craniate, gill-bearing animals that lack limbs with digits. Included in this definition are the living hagfish, lampreys, and cartilaginous and bony fish as well as various extinct related groups. Approximately 95% of ...
of the
Indo-Pacific area. The family consists of several species in one genus, ''Kuhlia''. Most are
euryhaline and often found in
brackish
Brackish water, sometimes termed brack water, is water occurring in a natural environment that has more salinity than freshwater, but not as much as seawater. It may result from mixing seawater (salt water) and fresh water together, as in estu ...
water, but the genus also includes species restricted to marine or fresh water.
Several species are known as
Hawaiian flagtail
The Hawaiian flagtails are species of the genus of flagtail fishes found in the Hawaiian Islands.
Two species are '' Kuhlia sandvicensis'' and '' K. xenura''. ''K. xenura'' is endemic to the islands.
In the Hawaiian language, ''āholehole'' ref ...
s, particularly ''K. sandvicensis'' and ''K. xenura''.
Etymology
The genus ''Kuhlia'' is named for the
German
German(s) may refer to:
* Germany (of or related to)
** Germania (historical use)
* Germans, citizens of Germany, people of German ancestry, or native speakers of the German language
** For citizens of Germany, see also German nationality law
**Ge ...
zoologist
Zoology ()The pronunciation of zoology as is usually regarded as nonstandard, though it is not uncommon. is the branch of biology that studies the animal kingdom, including the structure, embryology, evolution, classification, habits, and d ...
Heinrich Kuhl
Heinrich Kuhl (17 September 1797 – 14 September 1821) was a German naturalist and zoologist.
Kuhl was born in Hanau (Hesse, Germany). Between 1817 and 1820, he was the assistant of professor Th. van Swinderen, docent natural history at the ...
(1797–1821).
Description
The distinctive characteristic of these fish is a scaly sheath around the
dorsal
Dorsal (from Latin ''dorsum'' ‘back’) may refer to:
* Dorsal (anatomy), an anatomical term of location referring to the back or upper side of an organism or parts of an organism
* Dorsal, positioned on top of an aircraft's fuselage
* Dorsal c ...
and
anal fins. The dorsal fin is deeply notched between the 10 spines and the 9 to 13 soft rays. The
opercle
The operculum is a series of bones found in bony fish and chimaeras that serves as a facial support structure and a protective covering for the gills; it is also used for respiration and feeding.
Anatomy
The opercular series contains four b ...
has two spines, and the anal fin three. Their bodies are compressed and silvery, and they tend to be small, growing to 50 cm at most.
During the day, they usually school, dispersing at night to feed on free-swimming fish and
crustacean
Crustaceans (Crustacea, ) form a large, diverse arthropod taxon which includes such animals as decapods, seed shrimp, branchiopods, fish lice, krill, remipedes, isopods, barnacles, copepods, amphipods and mantis shrimp. The crustacean group can ...
s.
Species
The currently recognized species in this genus are:
* ''
Kuhlia caudavittata
The flagtails (' or ' in the Hawaiian language) are a family (Kuhliidae) of perciform fish of the Indo-Pacific area. The family consists of several species in one genus, ''Kuhlia''. Most are euryhaline and often found in brackish water, but th ...
''
( Lacépède, 1802)![Kuhlia caudavittata, banc de juvéniles](https://upload.wikimedia.org/wikipedia/commons/e/eb/Kuhlia_caudavittata%2C_banc_de_juv%C3%A9niles.JPG)
* ''
Kuhlia malo
''Kuhlia malo'' is a freshwater and brackish water species of ray-finned fish from the family Kuhliidae which is endemic to French Polynesia.
Description
''Kuhlia malo'' is a silvery colour with small, round, black spots over its back. The rear ...
''
(Valenciennes
Valenciennes (, also , , ; nl, label=also Dutch, Valencijn; pcd, Valincyinnes or ; la, Valentianae) is a commune in the Nord department, Hauts-de-France, France.
It lies on the Scheldt () river. Although the city and region experienced a ...
, 1831)
* ''
Kuhlia marginata
''Kuhlia marginata'', the dark-margined flagtail, spotted flagtail, silver flagtail, orange-finned flagtail, northern jungle perch or mountain bass, is a species of diadromous ray-finned fish, a flagtail from the family Kuhliidae. It is found in ...
''
( G. Cuvier, 1829) (spotted or dark-margined flagtail)
* ''
Kuhlia mugil
''Kuhlia mugil'', the barred flagtail, the fiveband flagtail or the five-bar flagtail, is a species of marine ray-finned fish, a flagtail belonging to the family Kuhliidae. It is found in the Indo-Pacific region.
Description
''Kuhlia mugil'' ...
''
( J. R. Forster, 1801) (barred flagtail)
* ''
Kuhlia munda''
(De Vis
Charles Walter de Vis (Birmingham, England, 9 May 1829 – Brisbane, Queensland, Australia, 30 April 1915), , 1884) (silver flagtail)
* ''
Kuhlia nutabunda''
Kendall & Radcliffe
Radcliffe or Radcliff may refer to:
Places
* Radcliffe Line, a border between India and Pakistan
United Kingdom
* Radcliffe, Greater Manchester
** Radcliffe Tower, the remains of a medieval manor house in the town
** Radcliffe tram stop
* ...
, 1912 (Rapanui flagtail)
* ''
Kuhlia petiti''
L. P. Schultz, 1943
* ''
Kuhlia rupestris
''Kuhlia rupestris'', the rock flagtail, jungle perch. mountain trout, buffalo bream, dusky-finned bulleye, rockmountain bass or spotted flagtail, is a species of ray-finned fish, a flagtail, from the family Kuhliidae. It is a catadromous speci ...
''
( Lacépède, 1802) (rock flagtail, jungle perch)
* ''
Kuhlia salelea''
L. P. Schultz, 1943
* ''
Kuhlia sandvicensis
''Kuhlia sandvicensis'', the reticulated flagtail, zebra-headed flagtail or Hawaiian flagtail, is a species of ray-finned fish, a flagtail from the family Kuhliidae which is found in the central Pacific Ocean. It is popular as a game fish and can ...
''
( Steindachner, 1876) (Hawaiian flagtail)
[
* '' Kuhlia sauvagii'' ]Regan
The family name Regan, along with its cognates O'Regan, O Regan, Reagan, and O'Reagan, is an Anglicized form of the Irish surname Ó Riagáin or Ó Ríogáin, from Ua Riagáin. The meaning is likely to have originated in ancient Gaelic ''ri'' ...
, 1913
* '' Kuhlia xenura'' ( D. S. Jordan & C. H. Gilbert, 1882)[Randall, J.E. and H.A. Randall, 2001. Review of the fishes of the genus Kuhlia (Perciformes: Kuhliidae) of the Central Pacific. Pac. Sci. 55(3):227-256.
]
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The Paleocene, ( ) or Palaeocene, is a geological epoch that lasted from about 66 to 56 million years ago (mya). It is the first epoch of the Paleogene Period in the modern Cenozoic Era. The name is a combination of the Ancient Greek ''pal ...
from: -55.8 till: -33.9 color:eocene text:Eocene
The Eocene ( ) Epoch is a geological epoch that lasted from about 56 to 33.9 million years ago (mya). It is the second epoch of the Paleogene Period in the modern Cenozoic Era. The name ''Eocene'' comes from the Ancient Greek (''ēṓs'', " ...
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The Miocene ( ) is the first epoch (geology), geological epoch of the Neogene Period and extends from about (Ma). The Miocene was named by Scottish geologist Charles Lyell; the name comes from the Greek words (', "less") and (', "new") and mea ...
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from: -2.588 till: -0.0117 color:pleistocene text:Pleist.
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The flagtails (' or ' in the Hawaiian language) are a family (Kuhliidae) of perciform fish of the Indo-Pacific area. The family consists of several species in one genus, ''Kuhlia''. Most are euryhaline and often found in brackish water, but th ...
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The Paleocene, ( ) or Palaeocene, is a geological epoch that lasted from about 66 to 56 million years ago (mya). It is the first epoch of the Paleogene Period in the modern Cenozoic Era. The name is a combination of the Ancient Greek ''pal ...
from: -55.8 till: -33.9 color:eocene text:Eocene
The Eocene ( ) Epoch is a geological epoch that lasted from about 56 to 33.9 million years ago (mya). It is the second epoch of the Paleogene Period in the modern Cenozoic Era. The name ''Eocene'' comes from the Ancient Greek (''ēṓs'', " ...
from: -33.9 till: -23.03 color:oligocene text: Oligocene
from: -23.03 till: -5.332 color:miocene text:Miocene
The Miocene ( ) is the first epoch (geology), geological epoch of the Neogene Period and extends from about (Ma). The Miocene was named by Scottish geologist Charles Lyell; the name comes from the Greek words (', "less") and (', "new") and mea ...
from: -5.332 till: -2.588 color:pliocene text: Plio.
from: -2.588 till: -0.0117 color:pleistocene text:Pleist.
The Pleistocene ( , often referred to as the ''Ice age'') is the geological epoch that lasted from about 2,580,000 to 11,700 years ago, spanning the Earth's most recent period of repeated glaciations. Before a change was finally confirmed in ...
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References
{{Taxonbar, from=Q2349448, from2=Q1426749
Monogeneric fish families
Extant Eocene first appearances