Club president Serge Blanco had been critical of the team's recent performances.
After a dreadful 2011-12 season, they have not been much better in this campaign and are currently mid-table in the Top 14.
The 22-14 defeat to Connacht at the Sportsground was the last straw for Blanco, whose team are now nine points behind pool leaders Harlequins.
They will host Connacht in their return match this weekend at the Parc des Sports Aguilera.
Laurent Rodriguez takes temporary charge of Biarritz for the Connacht match.
Gilbert has released a new line of rugby cleats. The Gilbert Virtuo 8S is part of the exciting new product. Check it out.
The Barbarians are one of the top invitational rugby sides with a long history and classic rugby jersey.
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The Lions get ready for their matches with this green training jersey. It's what the players wear. Get in the Gear!
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The Lions are ready to get their Australia tour underway. They arrive in Perth on Monday.
The New Zealand All Blacks training jersey for 2013/14. Get in the Gear!
The USA Rugby Pro Alternate rugby jersey is perfect for any fan of the Eagles. Get yours to wear during the summer Test matches.
The NEW All Blacks 2013/14 jersey has arrived at World Rugby Shop. Dare to wear the colors of the All Blacks.