1992. The warmest water temperature Alboran Sea now is 16.2°C/61.2°F (in Gibraltar), and the coldest sea surface temperature today is 14.7°C/58.5°F (in Almeria). Marine Mammal Protected Areas Task Force will use the information you provide on this form to send the documents you requested. Meeting European Cetacean Society, Cadiz, Spain, March 2011, De Stephanis, R. et al. 2009. The moderating influence of the Atlantic has allowed many relict species in the Baetic and Rif mountains to survive the climatic fluctuations of the last few million years that have caused them to become extinct elsewhere around the Mediterranean basin. Deep Sea Res. The Alboran Sea is the western portion of the Mediterranean Sea, lies between Spain on the north and Morocco and Algeria on the south. Groups with calves have been modelled through density surface modelling (as opposed to groups with no calves) for common dolphins showing a more coastal usage of the area when calves are in the groups. eds. Bottlenose dolphins have been observe actively foraging/feeding in 20% of the encounters, and up to 30% in the shallower waters of the continental shelf (up to 200m depth). Upper map shows all trawling fishing activity points for 2005. Additional North Atlantic vagrants make it the area of highest cetacean diversity in the Mediterranean. Common bottlenose dolphin – Tursiops truncatus, Balaenoptera physalus, Globicephala melas, Orcinus orca, Grampus griseus, Physeter macrocephalus, Ziphius cavirostris, Stenella coeruleoalba. No membership needed. P. Saundry & C. J. Cleveland. Its upper layer is filled by Atlantic water (AW) which gets into the Alboran Sea forming a swift current which surrounds and feeds two anticyclonic gyres, the Western and Eastern Alboran Gyres (WAG/EAG; see Fig. Please provide plenty of detail, the more detail you provide the more quickly we can respond to your request (*), Format requested? This area has the largest concentration of the common dolphin subpopulation within the whole Mediterranean, containing the large majority of the total population, both due to large density of groups and due to very large group sizes, much larger than anywhere else in the Mediterranean. Oral presentation at the Sociedad Española de Cetáceos. Calves for both species have been observed all years. 2004. "Map of Alboran Sea - Alboran Sea Map, World Seas, Alboran Location - World Atlas", "Structure beneath the Alboran from geodynamic flow models and seismic anisotropy", "44. 32, 161–166. Identificación de las áreas de especial interés para la conservación de los cetáceos en el Mediterráneo español. 1986. The Alboran Sea is a transition zone between ocean and sea, containing a mix of Mediterranean and Atlantic species. Northern Alboran Sea accounting for marine environment conditions evolution has been estimated in this study based upon the evidences that the SST ratio has a significant influence on ttehe eeoutovolution of ttehe eepotedxploited stock of ttshis fisseyhery.Resuesutslts attained provide anchovy fish stock evolution accounting for Conservation Status of Killer Whales, Orcinus Orca, in the Strait of Gibraltar. The sea's average depth is 1,461 feet (445 m) and maximum depth is 4,920 feet (1,500 m). The most prominent structure in the Alboran Sea is the 180 km (110 mi)-long Alboran Ridge which stretches southwest from the volcanic Alborán Island. Tintoré, J., La Violette, P.E., Blade, I. y Cruzado, A. 2017. Its average depth is 445 metres (1,460 ft) and maximum depth is 1,500 metres (4,900 ft). 2016. 141: 36-318. La Violette, P.E. 2005. A Study of an Intense Density Front in the Eastern Alboran Sea: The Almería-Oran Front. INDEMARES Report. Cañadas, A. and Sagarminaga, R. 2002. Arnone, R.A. and La Violette, P.E. Journal of Cetacean Research and Management 18(1): 13-27. In addition, the area contains an important diversity of cetacean species, the highest such diversity observed within the Mediterranean Sea. Phylogeography and alpha taxonomy of the common dolphin (Delphinus sp. Sea water temperature all along the Alboran Sea coast is not yet warm enough for swimming and does not exceed 20°C/68°F. Journal of Physical Oceanography, 18(10) American Meteorological Society. Oceana has filmed and photographed the activities of fishing vessels operating from the ports of Nador, Alhucemas and Tangiers. Cañadas, A., Cosentino, A., Arso, M., Esteban, R., de Stephanis, R., Verborgh, P. 2013. B., 272, 1217-1226. The International Hydrographic Organization defines the limits of the Alboran Sea as follows:[1]. 178, 155-162. Informe Técnico del Instituto Español de Oceanografía 146. Aquat. doi: 10.1002/aqc.2446, Chico Portillo, et al. Both common dolphin and bottlenose dolphin species are seen mating and with calves in every year, including records of newborns. 2011. Mammal Rev. Natoli, A., Birkun, A., Aguilar, A., Lopez, A., Hoelzel, A.R. The oceanographic characteristics of the Alboran Sea promote the growth of three seagrass species, including the Posidonia oceanica, which provide the main source of oxygen for the distinct marine life. Conserving Cuvier’s beaked whales in the Alborán Sea (SW Mediterranean): Identification of high density areas to be avoided by intense man-made sound. Giménez, J., et al. 2014. The Bay of Algeciras: a feeding and a breeding ground for common dolphins? "They are places where we are surrounded by plastic and organophosphate levels are quite high", describes . Acoust. The Alborán Sea also has large concentrations of bottlenose dolphins, which also present some of the largest group sizes in the Mediterranean. A line joining from Cabo de Gata in Andalusia in Europe to Cap Fegalo, near Oran, Algeria in Africa (35°36′N 1°12′W / 35.600°N 1.200°W / 35.600; -1.200). 2012. 2010. Aquatic Conserv: Mar. The two routes of entry into the body in this case would be diet, eating contaminated fish, or inhaling in indoor spaces such as houses or offices. The Alboran sea also hosts important commercial fisheries, including sardines and swordfish. The distribution of Groups feeding have been modelled through density surface modelling (as opposed to groups not feeding) for common dolphins showing a more coastal usage of the area when feeding. [6], The westernmost portion of the Mediterranean Sea. Meeting European Cetacean Society, Galway, Ireland, 26-28 March 2012. Huge collection, amazing choice, 100+ million high quality, affordable RF and RM images. Endemic species include the coleopterous insect zofosis alborana, which is related to similar species in North Africa, and the snail helix alboranensis. 20th Biennal Conference on Marine Mammals, Dunedin, New Zealand, 9-13 December 2013. Using a multi-disciplinary approach to identify a critically endangered killer whale management unit. Flexi product. Within the Strait of Gibraltar, the Bay of Algeciras has been identified as an area especially important for caring of young common dolphins. Alboran Sea and Balearic Sea. Cañadas, A. 2008. This area has also large concentrations of bottlenose dolphins, which also present the larger group sizes in the Mediterranean (Cañadas and Hammond 2006). Survival rate, abundance, and residency of long-finned pilot whales in the Strait of Gibraltar. [2] The internal zones are made of Late Paleozoic to Triassic rocks that were piled up during the Tertiary and has been extended since the Early Miocene. It is also home to a rich collection of planktonic species, red coral, fan mussels, algae, nudibranchs and several endangered fish. 5 . The Alborán Sea, the westernmost part of the Mediterranean Sea, opens to the Atlantic Ocean through the Strait of Gibraltar, becoming a transition area between these two basins which have radically different oceanographic characteristics. Data has been gathered in this area from 1992 to 2015 (23 years), in all seasons but mainly in summer. 25th Ann. Data has been gathered in this area from 1992 to 2011 (20 years), for all seasons but mainly in summer. • Small Pelagic Fish stock in the NW Alboran Sea is tightly controlled by hydrographical regime. Kaschner, K., et al. The Alboran Sea is habitat for the largest population of bottlenose dolphins in the western Mediterranean, is home to the last population of harbour porpoises in the Western Mediterranean, and is the most important feeding grounds for loggerhead sea turtles in Europe. Laplanche, C., Adam, O. 2011. No need to register, buy now! Deep Sea research II. The common bottlenose dolphin Mediterranean subpopulation is listed as Vulnerable in the IUCN Red List of Threatened Species. Assessing sperm whale (Physeter macrocephalus) movements within the Mediterranean Sea through photo-identification. 26th Ann. Habitat preference modelling as a conservation tool: proposal of marine protected areas for cetaceans in Southern Spain. Furthermore, of the five samples collected nearest to the Strait of Gibraltar and Almeria-Oran frontal region, four were near a boundary region in the multi-dimensional scaling plot, supporting the possibility that this oceanic front represents a relevant boundary to gene flow. Biol., 19, 943-954. Freshw. 1 for a schematic of the Alboran Sea … Criterion A – Species or Population Vulnerability. AquaMaps: Predicted range maps for aquatic species. - Northern Adriatic Sea (GSA 17) and Northern Alboran Sea (GSA 01) By the Fishery Committee for the Eastern Central Atlantic ( FAO , 2013a,b): - NW Africa central (zones A+B; 32ºN – 26ºN) and NW Africa southern (zone C; 26ºN – the southern extent of the species distribution). Conservation Status of Long-Finned Pilot Whales, Globicephala melas, in the Mediterranean Sea. Summer spatial distribution of cetaceans in the Strait of Gibraltar in relation to the oceanographic context. In the Strait of Gibraltar, the Bay of Algeciras has been identified as an important feeding ground for common dolphins, especially at the end of the summer, where dolphins were observed preying on flying fishes, anchovies, sardines. Carpinelli, E., Gauffier P., Verborgh, P., et al. MMS, Verborgh et al. Marine Ecology Progress Series,353, 275-288, Esteban, R. et al. Both nuclear and mtDNA analyses showed clear differentiation between the Ionian and Alboran populations. The latest estimate of abundance of bottlenose dolphin in the northern third of the Alborán Sea with an extension to include the Alborán island is 2,150 animals (CV=24.3). Abundance and habitat preferences of the short-beaked common dolphin Delphinus delphis in the southwestern Mediterranean: Implications for conservation. Conserv. Genetic research has shown that the common dolphins within the Alborán Sea are genetically different than those in the rest of the Mediterranean. The 2nd International Meeting on the Conservation and Sustainable Development of the Alboran Sea which was held in the city of Oujda (Morocco) from 16-18 April, has ended with the “Oujda Declaration on the conservation and sustainable development of the Alboran Sea”; a document that will enable a strategy to be drawn up for carrying out pilot actions in the coming years. Abundance of common dolphins in the Bay of Algeciras using mark-recapture data. It is further considered that common dolphins within the Alborán Sea may also be distinctive within the Mediterranean region. Bottlenose dolphins in the Western Mediterranean are differentiated genetically from those in the Eastern Mediterranean and North East Atlantic. IMMA of Interest (*), Under the terms and conditions of our User Licence Agreement (see button above) we need to know whether your are a commercial or non-commercial user. The Alboran Sea circulation will be altered in the future due to changes in water flux through the Strait of Gibraltar. Meeting European Cetacean Society, Cadiz, Spain, March 2011. Furthermore there are regular, though with less density, presence of migrating fin whales. There are some small islands in the sea. World wide web electronic publication, www.aquamaps.org, Version 08/2016. Top view of the Alboran Sea in the Strait of Gibraltar. Biol. doi:10.1017/S002531541300091X, Esteban et al. Informe Técnico del Instituto Español de Oceanografía, 139. [3], The seafloor is morphologically complex with several sub-basins, including three main sub-basins named West, East, and South Alboran Basins, ridges, and seamounts. Survival rate and estimation of immigration in the Alboran Sea bottlenose dolphin population. Survival rate, abundance and residency of bottlenose dolphins (Tursiops truncatus) in the Strait of Gibraltar. The Alborán Sea and the Balearic Islands Mediterranean Sailing trip from Malaga to Palma de Mallorca ... Alboran Sea and Balearic Sea. Considering the relative proximity of these populations, such marked differentiation was unexpected. 33, 224–252. Satellite Definition of the Bio-Optical and Thermal Variation of Coastal Eddies Associated with the African Current.

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