In the event that any tuna longline fishing vessel leaves a port, its captain shall daily, completely, and accurately fill in the logbooks, format as shown in Appendix 7, where there is any catch or not.The logbooks as referred to in the preceding paragraph may be filled in on the designated website or through the mobile device application.Any captain that reports catch data through the electronic logbook (E-logbook) system shall be exempted from filling out the logbooks as stipulated in paragraph 1.Appendix 7 Logbook for tuna longline fishing vessels.pdf