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Growth compensation as a regulatory mechanism of purple clam Amiantis purpurata population dynamics in Patagonia

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Figure

Table 1. Amiantis purpurata. Purple clam samples collected  between 1982 and 2003. EM: El Molino; LC: La Conchilla
Fig. 2. Amiantis purpurata. Spa- Spa-tial distribution of (a) density, (b) local biomass, (c) mean shell size and (d) mean mass estimated during the survey (1994−1995)
Fig. 4. Amiantis purpurata. (a) Variation of mean size at each sampling station of the La Conchilla (LC) and El Molino (EM) sites during 3 periods: 1982−1983 ( ds ), 1994−1995 ( d ) and 2003 ( s )
Fig. 5. Amiantis purpurata. Growth rate variation through- through-out the 1980−1995 period analyzed from growth ring width of the 1979 ( J ) and 1980 ( H ) cohorts, evidencing the  contrac-tion−expansion of growth rate
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