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Lesser Guitarfish

Zapteryx brevirostris (Müller & Henle 1841)

Diagnostic Description

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Obtuse snout, broader heart shaped disc. Olive to brownish gray above, without definite markings, dorsal and caudal darker than general ground tint, margins of pectoral and pelvic fins paler. Lower surface grayish or yellowish white, posterior corners of pectoral fins and tips of pelvic fins more or less dusky (Ref. 6902).
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Recorder
Arlene G. Sampang-Reyes
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Life Cycle

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Exhibit ovoviparity (aplacental viviparity), with embryos feeding initially on yolk, then receiving additional nourishment from the mother by indirect absorption of uterine fluid enriched with mucus, fat or protein through specialised structures (Ref. 50449).
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Susan M. Luna
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Biology

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This benthic inshore species is found over soft bottoms to at least 50 m; feeds on benthic crustaceans and polychaetes. Gestation last about a year, produces litters of 1-8 pups in autumn (Ref. 114953). Ovoviviparous (Ref. 50449). Maturity size for males at 43-45 cm TL, females at 42-48 cm TL; birth size at 13-16 cm TL (Ref. 114953).
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Armi G. Torres
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Importance

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fisheries: minor commercial; price category: medium; price reliability: very questionable: based on ex-vessel price for species in this family
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Shortnose guitarfish

provided by wikipedia EN

The shortnose guitarfish (Zapteryx brevirostris) is a species of fish in the Rhinobatidae family found in the southwest Atlantic in coastal parts of southern Brazil, through Uruguay, to northeast Argentina.[1] It reaches a length of 66 cm (2.17 ft).[1]

References

  1. ^ a b Pollom, R., Barreto, R., Charvet, P., Chiaramonte, G.E., Cuevas, J.M., Faria, V., Herman, K., Marcante, F., Montealegre-Quijano, S., Motta, F., Paesch, L. & Rincon, G. 2020. Zapteryx brevirostris. 2020 IUCN Red List of Threatened Species. Downloaded on 21 January 2021.
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Shortnose guitarfish: Brief Summary

provided by wikipedia EN

The shortnose guitarfish (Zapteryx brevirostris) is a species of fish in the Rhinobatidae family found in the southwest Atlantic in coastal parts of southern Brazil, through Uruguay, to northeast Argentina. It reaches a length of 66 cm (2.17 ft).

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