Azorean waters have long been known to be inhabited by a vast number of cetacean species, representing a hotspot for marine wildlife within the North Atlantic. Various ecological factors are related to the complex habitat requirements of marine species such as water temperature, physiography and presence …

Meeting the Paris Climate Agreement goals for renewable energy, sea level rise protection and nature preservation require innovative multifunctional solutions in the Netherlands. As part of the Delta21 project, which looks at creating an energy storing reservoir and an energy producing tidal power plant …

Coastal soft-sediment habitats are some of the most valued ecosystems due to their high productivity, sustaining coastal food webs. However, coastal soft-sediment habitats are under pressure due to human activity and sea level rise. To preserve or restore soft-sediment habitats different management strategies …

Introduction In the harbor of Zierikzee there is a strong tidal influence. The difference between the water levels during high and low tide lies around the three meters. The harbors De Oude Haven and ‘T Sas fall dry during an extremely low tide. When these harbors fall dry, foundations will come in …

De Noordwaard is a recently established highwater flow area located near the Brabantse Biesbosch. In this area, dykes have been adapted and creeks have been dug, some of which are connected to the Hollands Diep and are subject to tidal influence. A large part of theagricultural land has been transformed …

Damen Shipyards is always on the lookout for new emerging niche markets. It appeared one of the most promising emerging niche markets is the offshore oil and gas infrastructure decommissioning industry. Therefore Damen produced a preliminary design of an offshore oil and gas infrastructure decommissioning …

Fish have the natural behaviour to move across various aquatic ecosystems and for some species this is of vital importance. Migration is often a seasonal phenomenon which occurs in order to move between habitats, such as winter refuges-, foraging- and spawning or nursery habitats, also escaping unfavourable …

The international Wadden Sea is an estuarine tidal area along the North Sea coasts of The Netherlands, Germany and Denmark. It is characteristic for regions with sandy coasts and a medium tidal range. Fifty barrier islands separate the Wadden Sea from the North Sea, and an offshore transition zone to …

Harbour porpoises (Phocoena phocoena) are the smallest cetaceans in the North Sea. They have recovered from being rare to nowadays being present throughout the year in numbers reaching to 80 000 in the Dutch sector or the North Sea. The only area where studies were conducted prior to the disappearance …

In Pembrokeshire/Wales harbor porpoise (Phocena phocena) make daily use of Ramsey sound, a narrow ocean channel characterized by strong tidal currents. The sound is an important socializing and feeding area for porpoise and was designated marine special area of conservation (MSAC) in 2004. The region …