FIRST RECORD OF THE DEEP-WATER SHARK ETMOPTERUS SPINAX (CHONDRICHTHYES: ETMOPTERIDAE) FROM THE SOUTHERN BALTIC SEA (POMERANIAN BAY)

First record of the deep-water shark Etmopterus spinax (Chondrichthyes: Etmopteridae) from the southern Baltic Sea (Pomeranian Bay)

Summary: Etmopterus spinax is a deep-sea shark species that inhabits the northeast Atlantic and the western Mediterranean Sea.Skagerrak and Kattegat are reported to be part of the distribution of the species, but it has never been noted in the southern Baltic.Lacking any commercial value and commonly discarded in trawl and longline fisheries, E.spi

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Studying the spatiotemporal variations of the ecological network and carbon utilization efficiency in Southeast Tibet based on complex network theory

Currently, with the gradual advancement of urbanization and industrialization, ecological patches are severely fragmented and corridors are cut off, leading to the construction of regional ecological networks that can connect fragmented patches and corridors with regional characteristics.However, there is limited research on the relationship betwee

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Wind Loads on Overhead Sign Structures: A Comparative Study

Road signs are prone to extreme winds tack copyright that cause significant damage.Overhead sign structures can disrupt traffic and cause harm to the traveling public if a failure occurs under extreme wind conditions.In this paper, we employ Computational Fluid Dynamics (CFD) in a comparative study to understand the aerodynamics of standard, porous

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