Deep-sea coral reefs have already disappeared from most of the Mediterranean. Oceana has discovered large colonies of white coral and a wealth of associated fauna in Spanish waters of the Alboran Sea (Western Mediterranean), with greater abundance at depths between 300 and 500 meters. The finding took place during the 2010 expedition of the research … Read more
A rich and varied biodiversity, composed by healthy stocks of marine species, plants and their habitats is crucial for the proper functioning of the Baltic ecosystem. Due to the special conditions of the Baltic, only a handful of the so called “cornerstone” species form the basis of the marine food web. Baltic cod is one … Read more
Overfishing and destructive fishing practices like bottom trawling represent a major threat to the Baltic ecosystems. In 2008, fishermen from all the surrounding countries caught more than 50 different fish species in the Baltic, for a total of 742 thousand tons of fish. Finland, Sweden and Poland are the largest Baltic fishing nations. Sprat and … Read more
Did you know that the climate change is the main cause of the disappearance of corals and gorgonians in the Mediterranean? Increased global temperature is causing a series of significant changes around the world. Melting ice caps and glaciers cause the sea level to rise, hurricanes are stronger and more frequent, droughts alternate with floods … Read more
Along with fishing gear and climate change, there are numerous human activity threats to sea turtles. These threats include coastal development, pollution, direct harvest, invasive species and vessel strikes. Coastal Development With the encroachment of hotels, parking lots and housing along nesting beaches, female turtles are forced to use suboptimal nesting habitats. After emerging from their … Read more
Trawls A trawl is a large net that is pulled through the water column or along the seabed, catching anything that is not small enough to pass through the net’s mesh openings. This fishing gear is typically used to catch fish or shrimp. Catching unwanted species is a problem for trawlers because it is a … Read more
There are seven species of sea turtles swimming the world’s oceans. Six of the species can be found in EU waters: greens, hawksbills, loggerheads, leatherbacks, olive ridleys and Kemp’s ridleys. (link to our species content) A seventh species, the flatback, only inhabits the waters around Australia. Female sea turtles, like all other reptiles, lay eggs. Most … Read more
There are hundreds of species of sharks, ranging in size from the spine pygmy shark (7 inches) to the whale shark (40 feet), inhabiting all ocean waters and consuming a variety of prey species. Contrary to popular belief, sharks don’t eat anything and everything in the sea; many sharks have specific prey. For example, whale … Read more
Oregon is home to a magnificent underwater environment, producing valuable fisheries and diverse seafloor habitats. Deep underwater canyons like Astoria Canyon where the Columbia River meets the ocean are home to a variety of coral and sponge habitats (links). Heceta Bank off the Oregon Coast is a hotspot for black corals. Their complex branches … Read more
Deep-sea corals and sponges, some of the oldest animals on Earth, grow at the rate of just a few millimeters each year and can live for thousands of years. In recent years, scientists worldwide have discovered that the majority of the coral species found in the world’s oceans live in deep or cold waters. Deep-sea … Read more
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We have already protected nearly 4 million square miles of ocean and innumerable sea life - but there is still more to be done.
Oceana in Europe gratefully acknowledges EU funding support.
