** Shares of Carnarvon Energy CVN.AX rise as much as 10.5%
to A$0.315
** Stock to mark best day since Feb. 28, if gains holds
** Oil and gas explorer says drilling at Pavo-1 well in Port
Hedland observed elevated gas readings and increased resistivity
between 2,944 metres measured depth (MD)and 3,001 metres MD,
indicating the presence of hydrocarbon urn:newsml:reuters.com:*:nASX8H2sd8
** Stock down 16.2% this year, as of last close
(Reporting by Navya Mittal in Bengaluru)
((navya.mittal@thomsonreuters.com))