dcsimg

Life Cycle

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Oviparous, paired eggs are laid. Embryos feed solely on yolk (Ref. 50449).
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Recorder
Susan M. Luna
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Trophic Strategy

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Feeds on fish, zoobenthos and zooplankton (Ref. 5578).
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Pascualita Sa-a
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Biology

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Found on the outer shelf and upper slope (Ref. 5578). Feeds on small crustaceans, squid and polychaete worms (Ref. 5578). Oviparous (Ref. 50449). Eggs have horn-like projections on the shell (Ref. 205). Taken by hake trawlers (Ref. 5578).
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Cristina V. Garilao
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Bigthorn skate

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The bigthorn skate (Rajella barnardi) is a species of fish in the family Rajidae. It is found in Equatorial Guinea, Gambia, Ghana, Guinea, Guinea-Bissau, Mauritania, Morocco, Namibia, Senegal, Sierra Leone, South Africa, Western Sahara, possibly Angola, possibly Benin, possibly Cameroon, possibly the Republic of the Congo, possibly Ivory Coast, possibly Gabon, possibly Liberia, possibly Nigeria, and possibly Togo. Its natural habitat is open seas.

Description

Fairly large spines at eyes and along centre of back and tail. Colour brown with groups of lighter spots. Recorded size up to 102 cm.[2]

Synonyms

  • Raja barnardi Norman, 1935
  • Raja confundens Hulley, 1970
  • Raja dageti Capapé, 1977[3]

References

  1. ^ Finucci, B.; Derrick, D. (2021). "Rajella barnardi". IUCN Red List of Threatened Species. 2021: e.T44650A124436992. doi:10.2305/IUCN.UK.2021-2.RLTS.T44650A124436992.en. Retrieved 15 November 2021.
  2. ^ Smith, J.L.B. 1977. Smith's sea fishes. Valiant publishers, Cape Town, 1977. ISBN 0-86884-029-7
  3. ^ Bailly, N. (2013). Rajella barnardi. In: Froese, R. and D. Pauly. Editors. (2013) FishBase. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=217410 on 2014-03-28
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Bigthorn skate: Brief Summary

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The bigthorn skate (Rajella barnardi) is a species of fish in the family Rajidae. It is found in Equatorial Guinea, Gambia, Ghana, Guinea, Guinea-Bissau, Mauritania, Morocco, Namibia, Senegal, Sierra Leone, South Africa, Western Sahara, possibly Angola, possibly Benin, possibly Cameroon, possibly the Republic of the Congo, possibly Ivory Coast, possibly Gabon, possibly Liberia, possibly Nigeria, and possibly Togo. Its natural habitat is open seas.

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