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Megalamphodus sweglesi

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(Redirected from Hyphessobrycon sweglesi)

Red phantom tetra
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Order: Characiformes
Family: Acestrorhamphidae
Genus: Megalamphodus
Species:
M. sweglesi
Binomial name
Megalamphodus sweglesi
Géry, 1961
Synonyms

Hyphessobrycon sweglesi

Megalamphodus sweglesi[2] is a species of tetra that lives in the Orinoco River drainage basin in South America.[3] Its common name is red phantom tetra.[4] It grows up to 4 cm (1.6 in).[5]

It was previously classified in the genus Hyphessobrycon, as with other members of its genus.[2]

Appearance

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The fish has a round black spot behind the gill-plate, a black band on the dorsal fin that is bordered above and below by creamy-white. The other fins are red same as the upper rim of the eye.[6] The species' appearance is very similar to Megalamphodus megalopterus (black phantom tetra).

In the aquarium

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Water conditions

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Aquarists keep this fish in water ranging from 20 to 23 °C (68 to 73 °F) that is soft (50–100mg/L) and acidic (pH 6.5).[5] The H. sweglesi is reported to be very sensitive to water chemistry, which affects the fish's coloration.[5] Frequent water changes are advised for it to thrive and to induce it to breed.[5]

Diet

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The fish eats worms, small insects, and crustaceans.[3] In captivity, aquarists feed it prepared foods and small live foods.[5]

Breeding

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The species can lay up to 400 eggs that can hatch in a day. The eggs are susceptible to fungus.

Aquarists put dark substrate in the spawning tank to protect the eggs from light.[5]

References

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  1. ^ Taphorn, D.C.; DoNascimiento, C.; Herrera-Collazos, E.E.; Mojica, J.I.; Rodríguez-Olarte, D. & Villa-Navarro, F. (2021). "Hyphessobrycon sweglesi". IUCN Red List of Threatened Species. 2021: e.T61662727A61662735. doi:10.2305/IUCN.UK.2021-2.RLTS.T61662727A61662735.en. Retrieved 25 December 2023.
  2. ^ a b Eschmeyer, William N.; Fricke, Ron & van der Laan, Richard (eds.). "Species in the genus Megalamphodus". Catalog of Fishes. California Academy of Sciences. Retrieved 10 May 2025.
  3. ^ a b Froese, Rainer; Pauly, Daniel (eds.). "Hyphessobrycon sweglesi". FishBase. November 2009 version.
  4. ^ "Red Phantom Tetra Information". Tropical Fish Aquariums. Archived from the original on 2012-10-14. Retrieved 2009-11-05.
  5. ^ a b c d e f Alderton, David (2019). Encyclopedia of Aquarium and Pond Fish. United Kingdom: Dorling Kindersley Limited. p. 96. ISBN 978-0-2413-6424-6.
  6. ^ McInerny, Derek; Geoffry Gerard (1989). All About Tropical Fish (4th ed.). Great Britain: Harrap Limited. pp. 248. ISBN 0-8160-2168-6.
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