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Northern mangrove seasnake facts for kids

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Northern mangrove seasnake
Conservation status
Scientific classification
  • Distira mertoni
    Roux, 1910
  • Hydrophis mertoni
    — de Rooij, 1917
  • Parahydrophis mertoni
    — Burger & Natsuno, 1974

The northern mangrove seasnake (Parahydrophis mertoni ), also known commonly as the Arafura smooth seasnake, is a species of venomous snake in the family Elapidae. The species is endemic to Australia and New Guinea.


The specific name, mertoni, is in honor of German zoologist Hugo Merton.

Geographic range

Parahydrophis mertoni is found in Northern Australia in Northern Territory and Queensland. It is also found in New Guinea in the Arafura Sea.


Parahydrophis mertoni is blackish-olive with about 46 yellow rings on the body and ten on the tail. The head shields are spotted with yellow, except for the rostral and labials which are black.


Parahydrophis mertoni is viviparous.

  • Cogger HG (2014). Reptiles and Amphibians of Australia, Seventh Edition. Clayton, Victoria, Australia: CSIRO Publishing. xxx + 1,033 pp. .
  • Roux J (1910). "Reptilien und Amphibien der Aru- und Kei-Inseln ". Abhandlungen der Senckenbergischen Naturforschenden Gesellschaft 33: 211-247. (Distira mertoni, new species, p. 222 + Plate 13, figures 4 & 4a). (in German).
  • Wilson, Steve; Swan, Gerry (2013). A Complete Guide to Reptiles of Australia, Fourth Edition. Sydney: New Holland Publishers. 522 pp. .
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