Historical observations of algal blooms in Mazatlan Bay, Sinaloa, Mexico (1979-2014).

PLoS One · 2019 · PMC6353142 · PMID 30699162

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a clear trendno p-value reported

A harmless species, Myrionecta rubra , tended to decrease in frequency, while toxic species Gymnodinium catenatum and Margalefidinium polykrikoides showed a clear trend towards an increase in frequency.

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