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The Natura 2000 sites and the Coastal Landscape Park in a shallow marine bay in the southern Baltic have been studied in detail for the distribution of benthic macroorganisms, species assemblages and seabed habitats. The relatively small Inner Puck Bay (104.8 km2) is one of the most thoroughly investigated marine areas in the Baltic: research has been carried out there continuously for over 50 years...
The methods of identification and cassification of sea-bottom sediments and sub-bottom layers are presented. However, specjal emphasis is done to real-time methods which can be employed separately or together with other surveying methods, and during realization of the other navy ships tasks. The employment of the presented methods is referred to the proper types of echo sounding systems or sonar systems...
The article presents contemporary needs of navies for sea bottom information used to used to both enseure the ships safety of navigation and conduct underwater warfare by the ship. It discusses acquisition methods of archival and real-time ships sea bottom information. Special attention is given to the sea bottom sediments classification methods.
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