Similar title to Skjaeraasen, J.E., Meager, J.J., & Heino, M. ORCID: https://orcid.org/0000-0003-2928-3940 (2012). Secondary sexual characteristics in codfishes (Gadidae) in relation to sound production, habitat use, and social behaviour. IIASA Interim Report. IIASA, Laxenburg, Austria: IR-12-071