The huge mussels, reaching 22 to 26 cms. in size which appeared along the bank of the Danube in Rousse about a fortnight ago, have been proved to be an invasive mussel species from China, Radio Varna reports.
Biodiversity and ecosystems experts from the Bulgarian Academy of Sciences say they are Chinese pond mussels. They were first spotted in the Danube in 2005 but since then, the population of the species has exploded.
The Chinese pond mussels are not a direct threat to the other animal species but they do attack their direct Bulgarian rivals – two species of pond mussels – by reducing their feed resources. The invasion was first noticed in the first half of August when the temperature of the water rose.
On Saturday, minimum temperatures will range from 13 to 19 °C . In Sofia, it will be 15 °C. Sunny weather will prevail with temporary cloud cover increasing in the afternoon. Maximum temperatures will rise to between 28 and 33 °C. In the capital, it will..
A global leader in the production of robotic and minimally invasive surgical equipment has officially opened a new manufacturing facility in Parvomay , Plovdiv Province, as part of its planned expansion in Europe, BNR Plovdiv reports. The American..
'It is blatantly untrue that the contract with the Turkish state-owned company Botas is not being put into use." President Rumen Radev stated this to journalists at the Krumovo Air Base. The terminal in Alexandroupolis has not been operational..
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