The North Adriatic is full of slime: Here’s what it’s all about and when it will disappear

Meteorologists announced that the coastal areas would see a storm on Sunday, and local residents and tourism workers had been eagerly awaiting it. mora Along the northern Adriatic coast, it covers Colloidal layer of sludgeCroatian microbiologists explain the phenomenon with the flooding of seawater, while Slovenian experts have a different theory about the cause of the phenomenon. According to the Slovenian National Biological Institute, the mucus on the sea surface is produced by the action of Phytoplankton It discharges large amounts of organic matter into the water. It takes several weeks for microorganisms to break down this slime. Patricija Mozetič of the Marine Biological Station stressed that this phenomenon is different from marine blooms, which further complicate the situation.

In addition to being composed of an amorphous gelatinous substance, mucus also contains Various particlesincluding living and non-living things. Phytoplankton, zooplankton and their secretions, larvae and eggs of various animals are captured on it. It also includes skeletal particles, remains of animal and plant cells, bacteria, pollen, cysts, and mineral particles from marine sediments and terrestrial sources.

These particles vary in color, shape, and size, and their arrangement depends on a variety of factors. Mucus accumulation usually forms in Deeper sea layersbut they gradually surface. During the day, wind and surface currents carry them to the coast, where they usually gather in enclosed spaces such as mandrakes and on beaches.

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Although the mucus does not pose an immediate health hazard to bathers, the presence of entrapped organisms, including potentially pathogenic organisms, is recommended. Avoid direct contactAccording to the National Institute of Biology, this year the phenomenon is not limited to the Slovenian coastal city, but has spread to the entire Bay of Trieste and further into the northern Adriatic. The first record of this phenomenon dates back to 1729, and the last time something similar happened was in 2018. The sea is likely to stay like this A few days Or until a storm “disperses” the slime, Slovenian experts said.

Photo: Part of the building of Osijek Zoo was flooded

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