Etang de Berre (station 19, October 1972) Etang de Berre (station 19, January 1973) Etang de Berre (station 19, March 1973) The Ecological Register
global
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Mytilus galloprovincialis (clam): 3 samples
Standardised estimates are produced by subsampling and then extrapolating.
Raw richness may be higher when an abundance distribution is uneven.