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Nematabramis alestes

Seale & Bean, 1907

Formerly Mearnsella alestes Seale & Bean, 1907 · Nematabramis verecundus Herre, 1924

On this page6 sections
Specimen from Palawan island, Philippines.
Specimen from Palawan island, Philippines.Zhou Hang

Quick facts

Length
105mm SL4in SL
Tank base
not recorded
Temp
not recorded
pH
not recorded
Hardness
not recorded

Difficulty3 of 6 measures

Moderate

More bars, more demanding.

Space
modest tank
Water
unknown
Temp
unknown
Temperament
unknown
Social
shoal
Compatibility
community tank

N. alestes is the only member of the genus in which the barbels are shorter than the head, with additional diagnostic characters as follows: 8-9 branched dorsal-fin rays; 12-14 branched anal-fin rays; 22-23 predorsal scales; body with a pronounced ventral keel.

Etymology

Nematabramis: from the Ancient Greek νῆμᾰ (nêma), meaning 'thread', and presumably the generic name Abramis.

alestes: from the Ancient Greek αλεστες (aléstes), meaning 'miller, grinder'. The precise allusion is not mentioned in the original description and remains unclear, since the authors state that this species' pharyngeal teeth as "without evident grinding surface".

Distribution

Native to the southern Philippines with records from the islands of Basilan, Mindanao, Palawan, and Busuanga. It may also occur on other islands in the region, such as Tawi-Tawi or Balabac.

Type locality is 'Zamboanga, western Mindanao, Philippines'.

Habitat

Nematabramis species are found a variety of habitat-types, from swiftly-flowing tributary streams to pools, lakes, and degraded swamps.

Notes

N. alestes is the only member of the genus in which the barbels are shorter than the head, with additional diagnostic characters as follows: 8-9 branched dorsal-fin rays; 12-14 branched anal-fin rays; 22-23 predorsal scales; body with a pronounced ventral keel.

References

  1. Seale, A. and B. A. Bean (1907). On a collection of fishes from the Philippine Islands, made by Maj. Edgar A. Mearns, surgeon, U. S. Army, with descriptions of seven new species. Proceedings of the United States National Museum v. 33 (no. 1568), 229-248
  2. Kottelat, M. (2013). The fishes of the inland waters of southeast Asia: a catalogue and core bibiography of the fishes known to occur in freshwaters, mangroves and estuaries. The Raffles Bulletin of Zoology Supplement 27, 1-663
  3. Inger, R. F. and P. K. Chin (1962). The fresh-water fishes of North Borneo. Fieldiana Zoology v.45, 1-268

One photograph on file. More would be welcome.

Distribution

Profile completeness12 of 24

50% complete

Missing: water parameters, hardness, aquarium size, a common name, temperament, aquarium notes, maintenance, water condition notes, diet, behaviour and compatibility, sexual dimorphism, reproduction.