Underwater photography, especially nudibranchs and other marine animals.

Blog on portuguese sea slugs: http://hypselodoris.blogspot.com/

Book:

• Calado, G. and Silva. J. P., “Sea Slugs of the Algarve: Opisthobranch Guide for the Southern Coast of Portugal”, Subnauta (ed.), 2012, 164 pp. ISBN 978-989-96406-2-7

The following books contain some of my photos:

• "GUIA DE ESPÉCIES SUBMARINAS - PORTUGAL - BERLENGAS" - Nuno Vasco Rodrigues, Paulo Maranhão, Pedro Oliveira, José Alberto, ISBN 978-972-8793-25-8;
• "DES LIMACES DE REVE" - Sandrine Bielecki, Gilles Cavignaux, Jean Michel Crouzet, Sylvie Grall, ISBN 978-2-7466-2698-0;
• "GUIA DE CAMPO DA FAUNA E FLORA MARINHA DE PORTUGAL" - Vasco Ferreira, ISBN 978-972-8923-60-0;
• "NUDIBRANCHI DEL MEDITERRANEO" - Egidio Trainito, Mauro Doneddu, ISBN 978-88-6520-480-1.
• "PEIXES MARINHOS DE PORTUGAL" - Nuno Vasco Rodrigues, ISBN 978-989-97260-7-9.
• "CORALLI DEL MEDITERRANEO" - Egidio Trainito, Rossella Baldacconi, ISBN 978-88-6520-786-4.
• "FIELD GUIDE TO THE SEA SLUGS OF INDIA" - Deepak Apte, Digant Desai, ISBN-13: 978-9384678036
• "DIE GIFTTIERE EUROPAS" - Wolfgang Dibiasi, ISBN-13: 978-1974200993
• "NUDIBRANQUIOS DE LA ISLA DE TARIFA" - Manuel Martínez Chacón, ISBN: 978-84-16591-03-9
• GUÍA DE LOS MOLUSCOS MARINOS Y CONTINENTALES DEL CAMPO DE GIBRALTAR - José Luiz Muñoz Ferrera de Castro, Jesús Sánchez Hernández, Félix Ríos Jiménez, Manuel Martínez Chacón, Juan Sebastián Torres Alba, Victoriano Meneses Sores - ISBN: 97884-16591-05-3