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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). 2-10 young born in the summer (Ref. 5578).
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Recorder
Crispina B. Binohlan
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Biology

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Found from the surf line to about 70 m depth (Ref. 5578), also reported as common in shallow waters to at least 75 m depth (Ref. 114953); also enters estuaries (Ref. 27121). Feeds on crustaceans, bivalves, polychaete worms and small bony fishes (Ref. 5578). Ovoviviparous (Ref. 50449). Males mature at ca. 59 cm TL, females at 62-65 cm TL; born at ca. 23 cm TL. Produces litters of 2-10 pups (Ref. 114953). Taken by surf anglers (Ref. 3919). Flesh highly esteemed (Ref. 3919).
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Importance

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fisheries: commercial; gamefish: yes
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Lesser guitarfish

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The lesser guitarfish or lesser sandshark (Acroteriobatus annulatus) is a species of fish in the Rhinobatidae family. It is found in Angola, Namibia, South Africa, and possibly Mozambique. Its natural habitats are shallow seas and estuarine waters. It is threatened by habitat loss.

References

  1. ^ Pollom, R.; Da Silva, C.; Gledhill, K.; Leslie, R.; McCord, M.E.; Winker, H. (2020). "Acroteriobatus annulatus". IUCN Red List of Threatened Species. 2020: e.T60163A124446397. doi:10.2305/IUCN.UK.2020-2.RLTS.T60163A124446397.en. Retrieved 17 November 2021.
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Lesser guitarfish: Brief Summary

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The lesser guitarfish or lesser sandshark (Acroteriobatus annulatus) is a species of fish in the Rhinobatidae family. It is found in Angola, Namibia, South Africa, and possibly Mozambique. Its natural habitats are shallow seas and estuarine waters. It is threatened by habitat loss.

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