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Edit Acestrorhynchus pantaneiro

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Name

Scientific name

Acestrorhynchus pantaneiro

Described by

Authority Menezes, Year 1992

Family

Acestrorhynchidae

Common names

Pantanal Barracuda Tetra

Photograph credits

All 3 credited

Summary

The Pantanal barracuda tetra, Acestrorhynchus pantaneiro, is a predatory acestrorhynchid from the Paraná, Uruguay and de la Plata basins. I…

Size and aquarium

Maximum size

240mm, standard length

Aquarium size

Minimum length 250 cm, Minimum depth 90 cm

Water

Water conditions

Temperature 22–28°C, pH 6–7.5

Hardness

2–12dGH

Conductivity

Not recorded

Behaviour

Temperament

Predatory

Social needs

A shoal or group

Community suitability

Not for a community

Where it lives

Countries, regions, rivers and lakes

Argentina, Bolivia, Brazil, Paraguay, Uruguay, Cuiabá, de la Plata, Mamore, Negro (Uruguay), Olimar, Paraná, Uruguay

Writing

Etymology

Acestrorhynchus: from the Greek akéstra (Gr. ἀκέστρα), meaning 'darning needle' and rhýnchos (Gr. ῥύγχος), meaning 'snout', in reference to the presence of sha…

Distribution

Type locality is 'Rio Cuiabá, Volta Grande, município de Santo Antônio do Leverger, Mato Grosso' and this species also occurs in the lower Río Paraná, Río Urug…

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Habitat

Inhabits major river channels and tributaries, and during the wet season often moves into flooded zones.

Aquarium size

Acestrorhynchids are typically very active and extremely fast swimmers so minimum base dimensions in the region of 250 ∗ 90 cm are required for long-term care.…

Maintenance

This species is a near-exclusive inhabitant of open water and an excess of cover can actually stress it meaning, substrate aside, the majority of the tank shou…

Water conditions

Not written yet

Diet

An obligate piscivore capable of consuming quite large prey in relation to its body size. Newly-imported specimens may refuse to accept anything but live fishe…

Behaviour and compatibility

Relatively peaceful with anything too large to swallow and can be maintained in a community provided tankmates are chosen with care. Aggressively territorial o…

Sexual dimorphism

Sexually mature females tend to grow a little larger and be deeper-bodied than males.

Reproduction

Observations of the congener A. falcatus suggest that spawning occurs in midwater with the female remaining stationary while the male swims around her in a 'fi…

Notes

This species is a member of the putative 'A. lacustris group' of closely-related species within the genus alongside A. abbreviatus, A. lacustris and A. pantane…

References

References

6 on this profile