1 Molecular regulation of muscle development and growth in Senegalese sole larvae exposed to temperature fluctuations Catarina Campos a,b,c , Luísa M.P. Valente a , Luís E.C. Conceição c,d , Sofia Engrola c and Jorge M.O. Fernandes b * a CIIMAR/CIMAR, Centro Interdisciplinar de Investigação Marinha e Ambiental and ICBAS– Instituto de Ciências Biomédicas de Abel Salazar, Rua dos Bragas, 289, 4050-123 Porto, Portugal, b Faculty of Biosciences and Aquaculture, University of Nordland, 8049 Bodø, Norway c CCMAR/CIMAR, Centro de Ciências do Mar, Universidade do Algarve, Campus de Gambelas, 8005-139 Faro, Portugal, d SPAROS Lda, CRIA - Universidade do Algarve, Campus de Gambelas, 8005-139 Faro, Portugal, * Author for correspondence: E-mail: jorge.fernandes@uin.no (Jorge M.O. Fernandes)