Fig. 2From: Population structure, growth and production of the yellow clam Mesodesma mactroides (Bivalvia: Mesodesmatidae) from a high-energy, temperate beach in northern ArgentinaPopulation abundance of M. mactroides from December 2004 to December 2006 at Santa Teresita. * M. mactroides was not abundant during sampling in January 2006. Error bars: standard error (SE)Back to article page