en 
Samples of the substance have been sent off for analysis but the results are not yet known.
The foam is estimated to cover some 14 kilometres along the Armona, Culatra, Farol and Deserta islands in Faro and Olhão.
Strange white foam appears on Algarve’s Ria Formosa
Navy and Maritime Police officers have launched a clean-up operation to remove an unidentified white foam that appeared on stretches of the Ria Formosa estuary.
in Algarve · 07 Jan 2017, 10:22 · 0 Comments
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