TEREP-ICR is published annually by the Institute of Cetacean Research. ISSN: ISSN: 2433-6084 Copyrightc 2017, The Institute of Cetacean Research (ICR). Citation Citation Entire Entire issue: Institute Institute of Cetacean Research 目 2017. Technical Repo 付s of the Institute af Cetacean Research (TEREP /CR} /CR} No. 1. The Institute of Cetacean Research, Tokyo, Japan, 97 pp. Individual Individual repo 同s: ’Author Name' 2017. ’Report title ,目 Technical Reports of the Institute of Cetacean Research (TEREP /CR} /CR} No. 1:’ pp ’-' pp ’. Editorial Editorial correspondence should be sent to: Editor, Editor, TEREP-ICR The Institute of Cetacean Research, 4-5 4-5 Toyomi-cho, Chuo-ku, Tokyo 104-0055, Japan Phone: +81(3) 3536 6521 Fax: Fax: +81(3) 3536 6522 E-mail: E-mail:
[email protected] TEREP-ICR is available online at www.icrwhale.ore/tere 口.html Cover photo: School of Antarctic minke whales. Photo by 虻enji Tsuda. Copyrightc 2017, The Institute of Cetacean Research (IC 旦). TECHNICAL REPORTS OF THE INSTITUTE OF CETACEAN RESEARCH TEREP-ICR No. 1 The Institute of Cetacean Research (ICR) Tokyo, 2017 Technical Reports of the Institute of Cetacean Research (2017) p. i Foreword It is a pleasure for me to introduce the first issue of the Technical Reports of the Institute of Cetacean Research (TEREP- ICR). The main objective of the TEREP-ICR is to describe and report on the process, progress, or results of technical or scientific research, or the state of a technical or scientific research program conducted by the Institute of Cetacean Research (ICR). To inform a wide audience of the field and analytical research activities of the ICR, the TEREP-ICR will be written in English and will be published in December of each year.