Preliminary results of acoustic target strength measurements if bigeye (Thunnus obesus) and yellowfin tuna (Thunnus albacares) 5th Indo-Pacific fish conference : proceedings Bertrand, A. /Josse, Erwan Massé, J. POISSON MARIN THON PROSPECTION ACOUSTIQUE MARQUAGE PECHE EXPERIMENTALE ETHOLOGIE DEPLACEMENT RELATION ESPECE ENVIRONNEMENT ULTRASON TELEMETRIE SFI IRD /Séret, Bernard (ed.) Sire, J.Y. (ed.) 1999 text https://www.documentation.ird.fr/hor/fdi:010021308 fdi:010021308 Bertrand A., Josse Erwan, Massé J.. Preliminary results of acoustic target strength measurements if bigeye (Thunnus obesus) and yellowfin tuna (Thunnus albacares). In : Séret Bernard (ed.), Sire J.Y. (ed.), . 5th Indo-Pacific fish conference : proceedings SFI ; IRD, 1999, 443-450 Indo-Pacific Fish Conference, 5., Nouméa (NCL), 1997/11/03-08 EN