Now showing items 1-20 of 124
Mattos, Sérgio Macedo Gomes de (Date of defense: 2004-10-27)
Los conceptos bioeconómicos modernos invocan la importancia de definir los derechos de propiedad posibles de ser llevados a cabo dentro del contexto de gestión. La investigación pesquera debe considerar las expectativas ...
Ariza Solé, Eduard (Date of defense: 2007-07-11)
Esta tesis parte de la concepción de la playa como un sistema integral en el que se desarrollan procesos interrelacionados. El análisis de estos procesos y del marco físico y administrativo donde se producen, es el hilo ...
Solsona Berga, Alba (Date of defense: 2019-01-30)
Marine mammals face numerous anthropogenic threats, including fisheries interactions, ocean noise, ship strikes, and marine debris. Monitoring the negative impact on marine mammals through the assessment of population ...
Piracha, Aqeel (Date of defense: 2024-02-16)
(English) It was not until 1982 that Gösta Walin proposed a formal framework to connect heat input from the sun to the large-scale thermal circulation of the ocean through quantifying a sur- face ”drift” of water from high ...
Cerro Gálvez, Elena (Date of defense: 2019-09-19)
Increasing amounts of organic synthetic chemicals are currently emitted to the environment by human activities. The more recalcitrant fraction of this pollutant mixture reaches marine ecosystems mainly through rivers, ...
Ràfols Bundó, Laura (Date of defense: 2018-09-13)
The water currents and the wave field at the Catalan coast (in the Northwestern Mediterranean Sea) are investigated. However, the main research is focused at the northern margin of the Ebro Shelf, where there is a relatively ...
Platonov, Alexei (Date of defense: 2002-07-19)
This thesis presents diverse theoretical and practical applications of the ERS 1/2 and RADARSAT satellite images of the Synthetic Aperture Radar SAR sensor (near 330 images in the Northwest Mediterranean NWM and 980 in ...
Aguirre Villaseñor, Hugo (Date of defense: 2000-04-06)
En el presente trabajo se analizan aspectos concretos de la biología y ecología de Mullus barbatus y M. surmuletus.<br><br/>En primera instancia, se pretende determinar algunas diferencias biológicas, merísticas y morfométricas ...
Sanz Lanzas, Claudia (Date of defense: 2023-05-26)
(English) The circular economy is an emerging concept presented as a solution to counteract the damage caused by the linear economic scheme followed in the past decades. It is based on the principle of "closing the life ...
Sancho García, Amanda (Date of defense: 2012-11-16)
The predictability of beach inundation is mainly related to wave runup and most of the formulations that have been developed focus on the hydrodynamics, disregarding the morphological changes caused during storms. For these ...
Guerrero Sánchez, Queralt (Date of defense: 2019-02-08)
This Thesis conducts the study of bedform development and dynamics in the inner shelf integrating observations at different spatial and temporal scales. An initial assumption is that different scales of sedimentary processes ...
Martínez Varela, Alícia (Date of defense: 2022-04-29)
Increasing quantities of organic pollutants (OP) are being released to the environment, posing a threat to Earth’s life system. In the marine environment, OP pollution caused by oil spill accidents receives a lot of academic ...
Galbán Malagón, Cristóbal (Date of defense: 2013-09-20)
Humanity is currently using more than 200000 synthetic organic compounds in many industrial, agricultural and domestic applications. Many of these chemicals reach the environment and have a harmful effect on ecosystems and ...
Tilves Matheu, Uxue (Date of defense: 2019-05-16)
Jellyfish are important components of marine ecosystems, being a key link between lower and higher trophic levels. Jellyfish blooms occur sporadically and unpredictably in coastal areas and often have important socio-economic ...
Sbragaglia, Valerio (Date of defense: 2015-07-20)
Nephrops norvegicus is an important fishery resource for Europe. Its rhythmic burrowing behavior is strictly related to catchability. Here I studied such behavior under laboratory conditions. I investigated the combined ...
Acevedo Dudley, Melissa Judith (Date of defense: 2016-10-24)
Over the last years, the sightings of the cubomedusa Carybdea marsupialis have increased in the Mediterranean Sea and this has been linked to an increase in its abundance. Consequently, this phD thesis addresses some ...
Rama-Corredor, Óscar (Date of defense: 2017-11-06)
The main objective of this thesis is the study of a marine sediment core located in front of French Guiana (7°48’75’’N i 53°0’80’’W -1233m bsl and 39m length), in northern South America. The last 415,000 years were studied ...
Orúe-Echevarría Iglesias, Dorleta (Date of defense: 2019-11-04)
The Southwest Atlantic Ocean is a key component of the global climate system. It holds the Confluence of the Brazil and Malvinas Currents (BMC), one of the highest frontal systems of the world ocean. The BMC is the encounter ...
Díez Rilova, Margarita (Date of defense: 2012-05-07)
En nuestra sociedad los derivados del petróleo son la fuente principal de energía. Los accidentes con hidrocarburos han protagonizado episodios de contaminación trágicos para la biosfera del océano. Se analizan algunos ...
Fernández Tejedor, Margarita (Date of defense: 2023-12-18)
(English) The increase in the production of marine bivalves targets the sustainable development of aquaculture to improve global food and nutrition security. Bivalve aquaculture is currently facing challenges and threats ...