Manuel Vargas‐Yáñez

ORCID: 0000-0003-0456-9096
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About
Contact & Profiles
Research Areas
  • Oceanographic and Atmospheric Processes
  • Marine and coastal ecosystems
  • Climate variability and models
  • Marine and fisheries research
  • Marine Biology and Ecology Research
  • Marine Bivalve and Aquaculture Studies
  • Historical and socio-economic studies of Spain and related regions
  • Marine and environmental studies
  • Geophysics and Gravity Measurements
  • Coral and Marine Ecosystems Studies
  • Isotope Analysis in Ecology
  • Ocean Acidification Effects and Responses
  • Geology and Paleoclimatology Research
  • Coastal and Marine Management
  • Tropical and Extratropical Cyclones Research
  • Archaeological and Historical Studies
  • Underwater Acoustics Research
  • Geological and Geophysical Studies Worldwide
  • Tree-ring climate responses
  • Urbanism, Landscape, and Tourism Studies
  • Potato Plant Research
  • Marine and coastal plant biology
  • Fish Ecology and Management Studies
  • Ocean Waves and Remote Sensing
  • Cephalopods and Marine Biology

Instituto Español de Oceanografía
2015-2025

Consejo Superior de Investigaciones Científicas
2021-2025

Centro Oceanográfico de Málaga
2011-2023

CMCC Foundation - Euro-Mediterranean Center on Climate Change
2022

Centro Oceanográfico de Gijón
2005

The RADMED project is devoted to the implementation and maintenance of a multidisciplinary monitoring system around Spanish Mediterranean waters. This observing based on periodic cruises covering coastal waters, continental shelf slope waters some deep stations (>2000 m) from Westernmost Alboran Sea Barcelona in Catalan Sea, including Balearic Islands. was launched 2007 unifying extending previous projects which had more reduced geographical coverage. Some time series currently available...

10.1016/j.pocean.2017.09.004 article EN cc-by-nc-nd Progress In Oceanography 2017-09-01

Abstract. The long-term monitoring of basic hydrological parameters (temperature and salinity), collected as time series with adequate temporal resolution (i.e. a sampling interval allowing the all important timescales) in key places Mediterranean Sea (straits channels, zones dense water formation, deep parts basins), constitute priority context global changes. This led CIESM (The Science Commission) to support, since 2002, HYDROCHANGES programme...

10.5194/os-9-301-2013 article EN cc-by Ocean science 2013-03-19

The evolution of the intermediate water masses within southeastern corner Bay Biscay is studied from shelf edge and slope stations a hydrographic standard section northward Santander (43°30′/43°54′N, 3°47′W). was sampled monthly 1991 to autumn 2003 with some gaps more frequent in early stages due weather conditions. Data were systematically collected up 1000 m depth (or maximum at shallower stations) showing detailed picture variability below mixing layer. Eastern North Atlantic Central...

10.1029/2004jc002367 article EN Journal of Geophysical Research Atmospheres 2005-05-01

Many papers that have appeared since the late 1980s reported trends for salinity and temperature of upper, intermediate deep layers within western Mediterranean. The review these works shows figures depend on period time considered. In some cases, opposite results are obtained by different studies dealing with same time. These make it difficult to assess mean variables during second half 20th century distinguish long-term changes from decadal multi-decadal variability. order determine origin...

10.3989/scimar.2009.73n1007 article EN cc-by Scientia Marina 2008-12-11

Instrumental biases and data processing methods can modify temperature trend estimations enhance decadal variability in the upper ocean. These questions have not been specifically addressed western Mediterranean (WMED), a region where warming salting trends detected during second half of twentieth century. In this work we test sensitivity these WMED to use bathythermograph methods. We analyze different subbasins order detect distinct local responses. Our results show that deep waters are...

10.1029/2009jc005816 article EN Journal of Geophysical Research Atmospheres 2010-03-31

Monitoring the oceans and establishing a global ocean observing system is task of paramount importance for topics as diverse study climate change, management marine environments, safety coastal areas traffic. These systems must be based on long-term observations that allow correct modeling behavior seas proper environmental them. Despite logical present trend toward automation, in situ measurements from oceanographic vessels are still needed at present, especially when dealing with...

10.3390/w17050620 article EN Water 2025-02-20

Temporal variability (seasonal and inter-annual) in the assembly of phytoplankton communities from northern Alborán Sea was investigated. For this purpose, taxonomic composition micro- nano-phytoplankton at three fixed stations determined every months 1994 to 2002. A total 357 different taxa were identified. Most them (about 54%) diatom species belonging 57 genera. Dinoflagellates coccolitophorids accounted for 118 30 respectively. Two time periods could be differentiated with respect cell...

10.3989/scimar.2005.69n4451 article EN cc-by Scientia Marina 2005-12-30

Hydrographic changes in the western Mediterranean Sea (WMED), which is connected to North Atlantic through Strait of Gibraltar, may affect global ocean thermohaline circulation. The Western Intermediate Water (WIW) a regional water mass formed winter convection processes north WMED. variations WIW characteristics are hardly detectable by conventional criterion as defined literature and have been poorly addressed. This study introduces an innovative geometry-based method properly detect WIW....

10.1016/j.jmarsys.2018.11.003 article EN cc-by-nc-nd Journal of Marine Systems 2018-11-22

Because of its reduced dimensions and location, surrounded by three continents, the Mediterranean Sea could be especially vulnerable to climate change effects. An increase water column stratification inhibit winter mixing reduce frequency intensity convection processes which inject nutrients into photic layer are responsible for ventilation deep waters. In this context, long-term monitoring waters is a basic task. The RADMED project program that covers from eastern side Gibraltar Strait...

10.1016/j.oceano.2018.08.003 article EN cc-by-nc-nd Oceanologia 2018-09-02

Different works appearing during the last decade show that western Mediterranean has suffered a temperature and salinity increase 20th century. Most of these analyze long‐term trends in Levantine Intermediate Water (LIW) Western Deep (WMDW); those dealing with changes shallow coastal waters are very scarce. It is still an open question whether due to meteorological factors occurring or if they caused by water masses contributing deep formation. In this work we data obtained century (and...

10.1029/2004jc002799 article EN Journal of Geophysical Research Atmospheres 2005-10-01

The longest time series of CTD transects available in the Mallorca and Ibiza Channels (1996-2019) are presented. These hydrographic sections have a three-monthly periodicity allow to resolve seasonal cycle water mass properties. Hydrographic sectionsThey organized two closed boxes also allowing use inverse models for calculation absolute geostrophic transports through Channels. long allows establish climatological distributions potential temperature salinity each season year as well asand...

10.3389/fmars.2020.568602 article EN cc-by Frontiers in Marine Science 2020-09-22

Abstract. Since its foundation, 100 years ago, the Spanish Institute of Oceanography (IEO) has been observing and measuring ocean characteristics. Here is a summary initiatives IEO in field operational oceanography. Some systems like tide gauges network working for more than 70 years. The standard sections began at different moments depending on local projects, nowadays there are 180 coastal stations deep-sea ones that systematically sampled, obtaining physical biochemical measurements. At...

10.5194/os-12-345-2016 article EN cc-by Ocean science 2016-03-04

The analysis of a 24-year time series Conductivity-Temperature-Depth (CTD) casts collected in the Balearic Channels (1996–2019) has allowed detecting and quantifying long-term changes water mass properties Western Mediterranean. For complete period, intermediate waters have experienced warming salting at rates 1.4°C/100yr 0.3–0.6/100yr for Intermediate Water, 1°C/100yr 0.3–0.4/100yr Levantine Water. density these two masses not changed. deep waters, defined as those denser than 29.1 kg/m 3 ,...

10.3389/fmars.2021.640535 article EN cc-by Frontiers in Marine Science 2021-03-12

The warming of the surface ocean is expected to increase stratification upper water column. This would decrease efficiency wind-induced mixing, reducing nutrient supply euphotic layer and productivity oceans. Climatic projections show that Mediterranean Sea will experience a strong salting along twenty first century. Nevertheless, very few works have found quantified changes in column Western Mediterranean. In this work, we obtain time series Mixed Layer Depth (MLD) Spanish waters Gulf...

10.3389/fmars.2022.901893 article EN cc-by Frontiers in Marine Science 2022-06-10
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