Katia Pes is a master's fellow at the Marine Plant Ecology Laboratory (ALGAE) of the Centre for Marine Sciences (CCMAR) located in Faro, Portugal. She has a bachelor's degree in Natural Sciences and a master's degree in Land and Environment Management (Marine course), both obtained at the University of Sassari (Italy). During her master's thesis she has been working on the effects of pharmaceutical and personal care products on several marine species at the BIOSKEL Lab. of the CCMAR with the Erasmus+ Traineeship program. After her graduation she did a post- graduation Erasmus+ Traineeship at the ALGAE Lab. of the CCMAR performing an experiment on the effect of herbicide on marine plants. Currently she is working with the ASSEMBLE PLUS program and she has been involved in different project that include: I) mesocosms experiment aimed at studying the hypotesis of the presence of a competitive relations between an invasive macroalgae and a local seagrass species from Ria Formosa (thesis of a master's student); II) establishment of optimized cultivation protocols for the biosynthesis of Vitamin K from local species of macroalgae previously selected in collaboration with other partner laboratories for the development and implementation of foods supplemented in sole cultivation (ALGASOLE project); III) collaboration to the cultivation of macroalgae within the scope of the project Greener Grazing