peer reviewed articles

  1. authors (year) title of the paper, journal, volume, pages
  2. Iwata, T., Akamatsu, T., Thongsukdee, S., Cherdsukjai, P., Adulyanukosol, K., Sato, K. (2017) Tread-water feeding of Bryde's whales, Current Biology 27, R1154-R1155.
  3. Wright, A.J., Akamatsu, T., Mouritsen, K.N., Sveegaard, S., Dietz, R., Teilmann, J. (2017) Silent porpoise: potential sleeping behaviour identified in wild harbour porpoises, Animal Behavior, 133, 211-222.
  4. Wang, Z., Nowacek, D.P., Akamatsu, T., Wang, K., Wang, D. (2017) Diversity of fish sound types in the Pearl River Estuary, China, PeerJ, 5:e3924; DOI 10.7717/peerj.3924.
  5. Otsuki, M., Akamatsu, T., Nobetsu, T. Mizuguchi, D., and Mitani, Y. (2017) Ribbon seal Histriophoca fasciata vocalizations during sea ice presence in the Nemuro Strait, Sea of Okhotsk, Polar Biology, DOI 10.1007/s00300-017-2203-3.
  6. Ito, M., Matsuo, I., Imaizumi, T., Akamatsu, T. (2017) Estimation of direction of arrival of fish calls in a chorus using stereo hydrophones, Marine Technology Society Journal, 51(4), 68-75.
  7. Amano, M. Kusumoto, M., Abe, M., Akamatsu, T. (2017) Long-term effectiveness of pingers on a small population of finless porpoises in Japan, Endang Species Res, 32: 35-40.
  8. Tsujii, K. Otsuki, M., Akamatsu, T., Matsuo, I., Amakasu, K., Kitamura, M., Kikuchi, T., Miyashita, K., Mitani, M. (2016) The migration of fin whales into the southern Chukchi Sea as monitored with passive acoustics, ICES Journal of Marine Science, fsv271.
  9. Kimura, S., Akamatsu, T., Fang, L., Wang, Z., Wang, K., Wang, D., and Yoda, K. (2016) Apparent source level of free-ranging Sousa chinensis in the South China Sea, Journal of Marine Biological Association, 96(4), 845-851.
  10. Yamamoto, Y., Akamatsu, T., Silva, Vera MF; Kohshima, S. (2016) Local habitat use by botos (Amazon river dolphins, Inia geoffrensis) using passive acoustic methods, Marine Mammal Science, 32, 220-240.
  11. Wang, Z., Nachtigall, P.E., Akamatsu, T., Wang, K., Wu, Y., Liu, J., Duan, G., Cao, H., Wang, D. (2015) Passive Acoustic Monitoring the Diel, Lunar, Seasonal and Tidal Patterns in the Biosonar Activity of the Indo-Pacific Humpback Dolphins (Sousa chinensis) in the Pearl River Estuary, China, PLOS ONE, 10, e0141807.
  12. Ito, M., Matsuo, I., Imaizumi, T., Akamatsu, T., Wang, Y., Nishimori, Y. (2015) Target strength spectra of tracked individual fish in schools, Fisheries Science, 81, 621-633.
  13. Yamamoto, Y., Akamatsu, T., da Silva, Vera MF., Yoshida, Y.,Kohshima, S. (2015) Acoustic characteristics of biosonar sounds of free-ranging botos (Inia geoffrensis) and tucuxis (Sotalia fluviatilis) in the Negro River, Amazon, Brazil, J. Acoust. Soc. Am., 138, 687-693.
  14. Dong, L., Wang, D., Wang, K., Li, S., Wang, S., Akamatsu, T., Kimura, S. (2014) Yangtze finless porpoises along the main channel of Poyang Lake, China: Implications for conservation, Marine Mammal Science, 31, 612-628.
  15. Lin, T., Akamatsu, T., Chou, L. (2014) Seasonal distribution of Indo-Pacific humpback dolphins at an estuarine habitat: influences of upstream rainfall, Estuaries and Coasts, 38, 1376-1384.
  16. Kikuchi, M., Akamatsu, T., Takase, T. (2014) The stridulating sounds in Japanese spiny lobster monitored by passive acoustic observation. Fisheries Science, 81, 229-234.
  17. Wang Z, Akamatsu T, Mei Z, Dong L, Imaizumi T, Wang K, Wang D. (2014) Frequent and prolonged nocturnal occupation of port areas by Yangtze finless porpoises (Neophocaena asiaeorientalis): forced choice for feeding?, Integrative Zoology, doi:10.1111/1749-4877.12102, 10, 122-132.
  18. Ito, M., Matsuo, I., Imaizumi, T., Akamatsu, T., Wang, Y. and Nishimori, Y. (2014) Tracking individual fish in a dense school with a broadband split-beam system, J. Mar. Acoust. Soc. Jpn., 156, 169-182.
  19. Yoshida, Y., Morisaka, T., Sakai, M., Iwasaki, M., Wakabayashi, I., Seko, A., Kasamatsu, A., Akamatsu, T., Kohshima, S. (2014) Sound variations and functions in captive Commerson's dolphin (Cephalorhyncus commersonii), Behavioural Processes, 108, 11-19.
  20. Akamatsu, T., Rasmussen, M. and Iversen, M. (2014) Acoustically invisible feeding blue whales in Northern Icelandic waters, J. Acoust. Soc. Am., 136, 939-944.
  21. Kameyama, S., Akamatsu, T., Dede, A., Otzurk, A. and Arai, N. (2014) Acoustic discrimination between harbor porpoises and delphinids by using a simple two-band comparison, J. Acoust. Soc. Am., 136, 922-929.
  22. Kimura, S., Akamatsu, T., Dong, L., Wang, K., Wang, D., Shibata, Y. and Arai, N. (2014) Acoustic capture-recapture method for towed acoustic surveys of echolocating porpoises, J. Acoust. Soc. Am., 135, 3364-3370.
  23. Wang, Z., Akamatsu, T., Wang, K., Wang, D. (2014) The diel rhythms of biosonar behavior in the Yangtze finless porpoise (Neophocaena asiaeorientalis asiaeorientalis) in the port of the Yangtze River: the correlation between prey availability and boat traffic, PLOS ONE, 9(5), e97907.
  24. Richman, N.I. Gibbons, J.M., Turvey, S.T., Akamatsu, T., Ahmed, B., Mahabub, E., Smith, B.D., and Jones J.P.G. (2014) To see or not to see: investigating detectability of Ganges River dolphins using a combined visual-acoustic survey, PLOS ONE, 9(5), e96811.
  25. Kikuchi, M. Akamatsu, T., Gonzalez-Socoloske, D., De Souza, D.A., Olivera-gomez, L.D., Da Silva, V.F.M. (2014, published online in 2013) Detection of manatee feeding events by animal-borne underwater sound recorders, Journal of Marine Biological Association, 94, 1139-1146
  26. Akamatsu, T., Ura, T., Sugimatsu, H., Bahl, R., Behera, S., Panda, S., Khan, M., Kar, S. K., Kar, C. S., Kimura, S., Sasaki-Yamamoto, Y., (2013) A multimodal detection model of dolphins to estimate abundance validated by field experiments, J. Acoust. Soc. Am., 134, 2418-2426.
  27. Lin, T., Chou, L., Akamatsu, T., Chan, H., and Chen, C. (2013) Automatic detection algorithm for extracting the representative frequency of cetacean tonal sound, J. Acoust. Soc. Am., 134, 2477-2485.
  28. Kimura, S., Akamatsu, T., Wang, D., Li, S., Wang, K., Yoda, K. (2013) Variation in the production rate of biosonar signals in freshwater porpoises, J. Acoust. Soc. Am., 133, 3128-3134.
  29. Lin, T., Akamatsu, T., Chou, L., (2013) Tidal influences on habitat use of Indo-Pacific humpback dolphins (Sousa chinensis) at an estuarine habitat, Marine Biology, 160, 1353-1363, doi: 10.1007/s00227-013-2187-7.
  30. Dede, A., Amaha-Ozturk, A., Akamatsu, T., Tonay, A.M., Ozturk, B. (2014, published online in 2013) Long-term passive acoustic monitoring revealed seasonal and diurnal presence patterns of cetaceans in the Istanbul strait, Journal of Marine Biological Association, 94, 1195-1202.
  31. Zao, X., Wang, D., Turvey, S.T., Taylor, B., Akamatsu, T. (2013) Distribution patterns of Yangtze finless porpoises in the Yangtze River: Implications for reserve management, Animal Conservation 16, 509-518, doi: 10.1111/acv.12019.
  32. Sasaki-Yamamoto, Y., Akamatsu, T., Ura, T., Sugimatsu, H., Kojima, J., Bahl, R., Behera, S., Kohshima, S. (2013), Diel changes in the movement patterns of Ganges River dolphins monitored using stationed stereo acoustic data loggers, Marine Mammal Science 29, 589-605, doi: 10.1111/j.1748-7692.2012.00590.x
  33. Rasmussen, M.H., Akamatsu. T., Teilmann. J., Vikingsson, G., and Miller, L.A. (2013) Biosonar, diving and movements of two tagged white-beaked dolphin in Icelandic waters, Deep-Sea Research II, 88-89, 97-105, 10.1016/j.dsr2.2012.07.011.
  34. Linnenschmidt, M., Teilmann, J., Akamatsu, T., Dietz, R., Miller, L. (2013), Biosonar, dive and foraging activity of satellite tracked harbor porpoises (Phocoena phocoena), Marine Mammal Science, 29, E77-E97. doi: 10.1111/j.1748-7692.2012.00592.x.
  35. Kimura, S., Akamatsu, T., Li, S., Dong, L., Wang, K., Wang, D., and Arai, N. (2012), Seasonal changes in the local distribution of Yangtze finless porpoises related to fish presence, Marine Mammal Science, 28(2), 308-324.
  36. Kimura,S., Akamatsu, T., Dong, L., Wang, S., Wang, K., Wang, D., Arai, N. (2012), Zigzag transect survey by towed passive acoustic method for finless porpoise in the Yangtze River. Proc. 11th SEASTAR2000, 37-41.
  37. Sakai, M., Wang, D., Wang, K., Li, S., Akamatsu, T. (2011), Do porpoises choose their associates? a new method for analyzing social relationships among cetaceans, PLOS ONE, 6(12), 1-8.
  38. Kaifu, K., Akamatsu, T., and Segawa, S. (2011), Preliminary evaluation of underwater sound detection by the cephalopodstatocyst using a forced oscillation model, Acoustical Science and Technology, 32(6), 255-260.
  39. Dong, L., Wang, D., Wang, K., Li, S., Dong, S., Zhao, Z., Akamatsu, T., Kimura, S. (2011), Passive acoustic survey of Yangtze finless porpoises using a cargo ship as a moving platform, J. Acoust. Soc. Am. 130, 2285-2292.
  40. Boyd, I, Frisk, G., Urban, E., Tyack, P., Ausube, J., Seeyave, S., Cato, D., Southal, B., Weise, M., Andrew, R., Akamatsu, T., Dekeling, R., Erbe, C., Farmer, D., Gentry, R., Gross, T., Hawkins, A., Li, F., Metcalf, C., Miller, J.H., Moretti, D., Rodrigo, C., and Shinke, T. (2011), An international quiet ocean project, Oceanography 24, 174-181.
  41. Ichikawa, K., Akamatsu, T., Shinke, T., Adulyanukosol, K., and Arai, N. (2011) Callback response of dugongs to playbacks of a conspecific chirp, J. Acoust. Soc. Am. 129, 3623-3629.
  42. Morisaka, T., Karczmarski, L., Akamatsu, T., Sakai, M., Dawson, S., and Thornton, M. (2011) Echolocation signals of Heaviside's dolphins (Cephalorhynchus heavisidii), J. Acoust. Soc. Am. 129, 449-457.
  43. Kimura, S., Akamatsu, T., Li, S., Dong, S., Dong, L., Wang, K., Wang, D., and Arai, N. (2010) Density estimation of Yangtze finless porpoises using passive acoustic sensors and automated click train detection, J. Acoust. Soc. Am. 128, 1435-1445.
  44. Li, S., Akamatsu, T., Dong, L., Wang, K., Wang, D., and Kimura, S. (2010) Widespread passive acoustic detection of Yangtze finless porpoise using miniature stereo acoustic data-loggers: A review, J. Acoust. Soc. Am. 128, 1476-1482.
  45. Li, S. Dong, S., Kimura, S., Akamatsu, T., Wang, K., and Wang,D (2010) Detection of Yangtze finless porpoise in the Poyang Lake mouth area via passive acoustic data-loggers. In: Biology, Evolution, and Conservation of River Dolphins within South America and Asia. Ruiz-Garcia, M., and Shostell, J. M. (Eds). Nova Science Pub Inc. ISBN 978-1-60876-633-8, pp.343.355.
  46. Akamatsu T., Nakamura K., Kawabe R., Furukawa S., Murata H., Kawakubo A. Komaba M., (2010), Seasonal and diurnal presence of finless porpoises at a corridor to the ocean from their habitat, Marine Biology 157, 1879-1887.
  47. Akamatsu, T. Wang, D. Wang, K, Li, S., Dong, S. (2010), Scanning sonar of rolling porpoises during prey capture dives. J. Exp. Biol. 213, 146-152.
  48. Kimura, S., Akamatsu, T., Li, S., Dong, S., Wang, K., Wang, D. and Nobuaki, A., (2010), Tracking trials of echolocating finless porpoise by two stationary passive acoustic monitoring systems, Proc. 9th SEASTAR2000, 73 -76.
  49. Ichikawa, K., Akamatsu, T., Arai, N., Shinke, T., and Adulyanukosl, K. (2010), Spatial distribution of dugongs by acoustic and visual observation in Thailand, Proc. 9th SEASTAR2000, 39-42.
  50. Li, S., Wang,D., Wang,K., Akamatsu,T., Supin, A.Y. and Popov, V.V. (2009), Biosonar and auditory system of the Yangtze finless porpoise, In: Endangered Species: New Research, Eds: A. Columbus and L. Kuznetsov, Nova Science Publishers, Inc ISBN 978-1-60692-241-5, pp.1-13.
  51. Ichikawa, K., Akamatsu, T., Shinke, T., Sasamori, K., Miyauchi, Y., Abe, Y., Adulyanukosol, K., Arai, N. (2009), Detection probability of vocalizing dugongs during playback of conspecific call, J. Acoust. Soc. Am. 126, 1954-1959.
  52. Li, S., Akamatsu, T., Wang, D., and Wang, K. (2009), Localization and tracking of phonating finless porpoises using towed stereo acoustic data-loggers, J. Acoust. Soc. Am. 126, 468-475.
  53. Matsuo,I., Imaizumi, T., Akamatsu, T., Furusawa, M., and Nishimori, Y. (2009), Analysis of the temporal structure of fish echoes using the dolphin broadband sonar signal, J. Acoust. Soc. Am. 126, 444-450.
  54. Kurosaka, K., Yamashita, H., Ochi, Y., Ogawa, M., Akamatsu, T., Inasa, H., Watanabe, T. (2009), Influence of autojigger's winding velocity on lure holding behavior of neon flying squid Ommastrephes bartrami . Fisheries Science 75, 83-85. (in Japanese with English abstract)
  55. Kimura, S., Akamatsu, T., Wang, K., Wang, D., Li, S., Dong, S., and Arai, N. (2009), Comparison of stationary acoustic monitoring and visual observation of finless porpoises, J. Acoust. Soc. Am., 125, 547-553.
  56. Amamoto, N., Ichikawa, K., Arai, N., Akamtatsu, T., Shinke, T., and Adulyanukosol, K. (2009) The depth of water effects the feeding ground selection by dugongs in dry season. J. Adv. Mar. Sci. Tech. 15, 149-157.
  57. Kimura, S., Akamatsu, T., Wang, K., Li, S., Dong, S., and Wang, D. (2009), Small-scale towing survey combined acoustical and visual observation for finless porpoise in the Yangtze River, Proc. 8th SEASTAR2000, 63 -65.
  58. Rika Shiraki, Kotaro Ichikawa, K., Shinke, T., Arai, N., Akamatsu, T., Hara, T., and Adulyanukosl, K. (2009) Development of detection devise for dugong calls. Proc. 8th SEASTAR2000, 59-62.
  59. Ichikawa, K., Akamatsu, T., Arai, N., Shinke, T., Hara, T., and Adulyanukosl, K. (2009), Preliminary estimation of detection rate of dugong acoustical observation. Proc. 8th SEASTAR2000, 47-50.
  60. Amamoto, N., Ichikawa, K., Arai, N., Akamatsu, T., Shinke, T., Hara, T., and Adulyanukosl, K. (2009), Seasonal characterization of dugong feeding and biomass utilization on selected site in Talibong Island. Proc. 8th SEASTAR2000, 41-44.
  61. Dalton, R. (2008), Acoustic sensors for rare porpoise, Nature 456, 431 (news report).
  62. Imaizumi, T., Furusawa, M., Akamatsu, T., and Nishimori, Y. (2008), Measurement of target strength spectrum of fish using sonar signals of dolphin, J. Acoust. Soc. Am. 124(6), 3440-3449.
  63. Zhao, X., Barlow, J., Taylor, B., Pitman, R., Wang, K., Wei, Z., Stewart, B., Turvey, S., Akamatsu, T., Reeves, R., Wang, D. (2008), Abundance and conservation status of the Yangtze finless porpoise in the Yangtze River, China, Biological Conservation, 141, 3006-3018.
  64. Li, S., Wang, K., Dong, S., Wang, D., & Akamatsu, T., (2008), Simultaneous production of low- and high-frequency sounds in neonatal finless porpoises, J. Acoust. Soc. Am. , 124(2), 716-718.
  65. Akamatsu,T., Nakazawa, I., Tsuchiyama, T., Kimura, N., (2008), Evidence of nighttime movement of finless porpoises through Kanmon Strait monitored using a stationary acoustic recording device, Fisheries Science 74, 970-976.
  66. Kaifu, K., Akamatsu, T., and Segawa, S. (2008), Underwater Sound Detection by the Cephalopod Statocyst, Fisheries Science , 74, 781-786. 2008 Paper Award by The Japanese Society of Fisheries Science
  67. Akamatsu, T., Wang, D., Wang, K., Li, S., Dong, S., Zhao, X., Barlow, J., Stewart, B.S., Richlen, M., (2008), Estimation of the detection probability for Yangtze finless porpoises (Neophocaena phocaenoides asiaeorientalis) with a passive acoustic method, J. Acoust. Soc. Am. 123(6), 4403-4411.
  68. Nachtigall, P.E., Mooney, T.A., Taylor,K.A., Miller, L.A., Rasmussen, M.H., Akamatsu, T., Teilmann, J., Linnenschmidt, M., and Vikingsson, G.A. , (2008), Shipboard measurements of the hearing of the white-beaked dolphin Lagenorhynchus albirostris, J. Exp. Biol. 211, 642-647.
  69. Li, S. Akamatsu, T., Wang, D., Wang, K., Dong,S., Zhao, X., Wei, Z., Zhang, Z., Taylor, B., Barrett, L.A., Turvey, S.T., Reeves, R.R., Stewart, B.S., Richlen, M., and Brandon, J.R. (2008), Indirect Evidence of boat avoidance behavior of Yangtze finless porpoises, Bioacoustics The International Journal of Animal Sound and its Recording, 17, 174-176.
  70. Akamatsu,T., Wang,D., Wang,K., and Naito, Y., (2007), Underwater Acoustical Sensing Behavior of Porpoises, Bio-mechanisms of Swimming and Flying, Springer, pp.117-127.
  71. Turvey, S.T., Pitman, R.L. Taylor, B.L., Barlow, J., Akamatsu, T., Barrett, L.A., Zhao, X., Reeves, R.R., Stewart, B.S., Wang, K., Wei,Z., Zhang, X., Pusser, L.T., Richlen, M., Brandon, J.R., and Wang,D., (2007), First human-caused extinction of a cetacean species?, Biology Letters 3(5), 537-540.
  72. Li,S., Wang, D., Wang,K., Xiao,J., Akamatsu, T., (2007), The ontogeny of echolocation in a Yangtze finless porpoise (Neophocaena phocaenoides asiaeorientalis ), J. Acoust. Soc. Am. 122(2), 715-718.
  73. Li,S., Wang, D., Wang,K., Akamatsu, T., Ma., Z., and Han, J., (2007), Echolocation click sounds from wild inshore finless porpoise (Neophocaena phocaenoides sunameri) with comparisons to the sonar of riverine N. p. asiaeorientalis , J. Acoust. Soc. Am. 121(6), June 2007, 3938-3946.
  74. Akamatsu, T., Teilmann, J., Miller, L.A., Tougaard, J., Dietz, R., Wang, D., Wang, K., Siebert, U., and Naito, Y. (2007), Comparison of echolocation behaviour between coastal and riverine porpoises, Deep-Sea Research II 54(3-4), 290-297.
  75. Sato,K., Watanuki, Y., Takahashi, A., Miller, P.J.O., Tanaka, H., Kawabe, R., Ponganis, P.J., Handrich, Y., Akamatsu,T., Watanabe, Y., Mitani, Y., Costa,D.P., Bost, C., Aoki, K., Amano, M., Trathan, P., Shapiro, A., and Naito, Y. (2006), Stroke frequency, but not swimming speed,is related to body size in free-ranging seabirds,pinnipeds and cetaceans. Proc. R. Soc. Lond. B 274, 471-477.
  76. Li,S.,Wang,D.,Wang,K.,Akamatsu,T. (2006), Sonar gain control in echolocating finless porpoises (Neophocaena phocaenoides) in an open water, J. Acoust. Soc. Am. 120(4), 1803-1806.
  77. Wang,K., Wang,D., Akamatsu,T., Fujita,K., Shiraki,R., (2006), Estimated detection distance of a baiji's(Chinese river dolphin, Lipotes vexillifer) whistles using a passive acoustic survey method, J. Acoust. Soc. Am.120(3), 1361-1365.
  78. Tsutsumi,C.,Ichikawa,K.,Arai,N.,Akamatsu,T., Shinke,T., Hara,T.,Adulyanukosol,K., (2006), Feeding behavior of wild dugongs monitored by a passive acoustical method, J. Acoust. Soc. Am.120(3), 1356-1360.
  79. Tomohiro SUGA, Tomonari AKAMATSU, Tomonori HIRAISHI, Katsutaro YAMAMOTO, (2006), Contamination of Auditory Evoked Potential of Goldfish Carassius auratus with Microphonic Potential, J. Marine Acoust. Soc. Jpn. 33(2), 85-88.
  80. Ichikawa, K., Tsutsumi, C., Arai, N., Akamatsu, T., Shinke, T., Hara, T., Adulyanukosol, K. (2006), Dugong (Dugong dugon) vocalization patterns recorded by automatic underwater sound monitoring systems. J. Acoust. Soc. Am. 119, 3726-3733.
  81. Li, S., Wang, K., Wang, D., and Akamatsu, T. (2005), The origin of the double-pulse and multi-pulse structure of echolocation signals of Yangtze finless porpoise (Neophocaena phocaenoides asiaeorientialis), J. Acoust. Soc. Am. 118, 3934-3940.
  82. Akamatsu, T., Matsuda, A., Suzuki, S., Wang, D., Wang, K., Suzuki, M., Muramoto, H., Sugiyama, N. and Oota. K. (2005), New stereo acoustic data logger for tagging on free-ranging dolphins and porpoises. Marine Technology Society Journal 39(2), 3-9.
  83. Wang, K. Wang, D., Akamatsu, T., Li, S. and Xiao, J. (2005), A passive acoustical monitoring method applied to observation and group size estimation of finless porpoises, J. Acoust. Soc. Am. 118(2), 1180-1185.
  84. Morisaka, T., Shinohara, M., Nakahara, F. and Akamatsu, T. (2005), Effects of ambient noise on the whistles of Indo-Pacific bottlenose dolphin populations. Journal of Mammalogy 86(3), 541-546.
  85. Morisaka, T., Shinohara, M., Nakahara, F. and Akamatsu, T. (2005), Geographic variations in the whistles of Indo-Pacific bottlenose dolphins (Tursiops aduncus). Fisheries Science 71(3), 568-576.
  86. Akamatsu, T. Wang, D. Wang, K. and Naito, Y. (2005), Biosonar behaviour of free-ranging porpoises, Proc. R. Soc. Lond. B 272, 797-801.
  87. Akamatsu, T. Wang, D. and Wang, K. (2005), Off-axis sonar beam pattern of free-ranging finless porpoises measured by a stereo pulse event data logger, J. Acoust. Soc. Am. 117(5), 3325-3330.
  88. Li, S. Wang, k., Wang, D. and Akamatsu, T. (2005), Echolocation signals of the free-ranging Yangtze finless porpoise (Neophocaena phocaenoides asiaeorientialis), J. Acoust. Soc. Am. 117(5), 3288-3296.
  89. Suga, T., Akamatsu, T., Sawada, K., Hashimoto, H., Kawabe, R., Hiraishi, T. and Yamamoto, K. (2005), Audiogram measurement based on the auditory brainstem response for juvenile Japanese sand lance Ammodytes personatus, Fisheries Science 71(2), 287-292.
  90. Kojima, T., Ito, H., Kodama, T., Taniuchi, T. and Akamatsu, T. (2005), Measurements of auditory sensitivity in common carp Cyprinus carpio by the auditory brainstem response technique and cardiac conditioning method, Fisheries Science 71(1), 95-100.
  91. Tsutsumi, C., Ichikawa, K., Akamatsu, T., Arai, N., Shinke, T., Hara, T., and Adulyanukosol, K. (2005), Monitoring dugong feeding behavior in a tidal flat by visual and acoustic observation. Proc. 6th SEASTAR2000, 37-44.
  92. Sakamoto, S., Ichikawa, K., Akamatsu, T., Shinke, T., Arai, N., Hara, T., and Adulyanukosol, K. (2005), Analysis on ship noise around dugongs'habitat. Proc. 6th SEASTAR2000, 33-36.
  93. Okumura, N., Ichikawa, K., Akamatsu, T., Arai, N., Shinke, T., Hara, T., and Adulyanukosol, K. (2005), Pattern analyses on the vocal structure of dugong calls. Proc. 6th SEASTAR2000, 29-32.
  94. Hishimoto, Y., Ichikawa, K., Akamatsu, T., Arai, N (2005), The acoustical characteristics of dugong calls and the behavioral correlates observed in Toba aquarium. Proc. 6th SEASTAR2000, 25-28.
  95. Akamatsu, T., Wang, D., and Wang., K. (2004), Remote acoustic monitoring of aquatic mammals, Proc. 5th SEASTAR2000, 79-83.
  96. Tsutsumi, C., Ichikawa, K., Akamatsu, T., Arai, N., Shinke, T., Hara, T., and Adulyanukosol, K. (2004), A visual-acoustic combined observation method to monitor seagrass bed utilization by dugongs (Dugong dugon) in a tidal flat. Proc. 5th SEASTAR2000, 69-71.
  97. Ichikawa, K., Tsutsumi, C., Akamatsu, T., Shinke, T., Arai, N., Hara, T., and Adulyanukosol,K (2004), Acoustic detection of dugong using automatic underwater sound monitoring systems: AUSOMS-D. Proc. 5th SEASTAR2000, 64-68.
  98. Akamatsu, T., Nanami,A., and Hong Y. Yan (2003), Spotlined sardine Sardinops melanostictus listens to 1-kHz sound by using its gasbladder. Fisheries Science 69(2), 348-354.
  99. Akamatsu, T. Tsuyoshi Okumura, Nicola Novarini and Hong Y. Yan (2002), Empirical refinement applicable to the recording of fish sounds in small tanks. J. Acoust. Soc. Am. 3073-3082.
  100. Akamatsu, T., Ding Wang, Kexiong Wang, Zhuo Wei, Qingzhong Zhao, Yasuhiko Naito (2002), Diving behavior of freshwater finless porpoises (Neophocaena phocaenoides) in an oxbow of the Yangtze River, China. ICES Journal of Marine Science 59, 438-443.
  101. Akamatsu, T., Wang, D., Wang, K. and Wei, Z. (2001), Comparison between visual and passive acoustic detection of finless porpoises in the Yangtze River, China. J. Acoust. Soc. Am. 109(4), 1723-1727.
  102. Akamatsu, T., Wang, D., Wang, K. and Y. Naito (2000), A method for individual identification of echolocation signals in free-ranging finless porpoises carrying data loggers. J. Acoust. Soc. Am. 108(3), 1353-1356.
  103. Wang, D., Wang, K., Akamatsu, T. and Fujita, K. (1999), Study on whistles of the Chinese river dolphin or baiji (Lipotes vexillifer). Oceanologia et Limnologia Sinica 30(4), 349-354 (in Chinese).
  104. Akamatsu, T., Wang, D., Nakamura, K. and Wang, K. (1998), Echolocation range of captive and free-ranging baiji (Lipotes vexillifer) , finless porpoise (Neophocaena phocaenoides) and bottlenose dolphin (Tursiops truncatus). J. Acoust. Soc. Am. 104(4), 2511-2516.
  105. Nakamura, K., Akamatsu, T., Goodson, A.D., Kagoshima, K. and Shimazaki, K. (1998), Gillnet passive acoustic deterrents: investigating inter-reflector spacings with a harbor porpoise Phocoena phocoena. Fisheries Science 64(4), 648-649.
  106. Akamatsu, T., Nakamura, K., Nitto, H. and Watabe, M. (1996), Effects of underwater sounds on escape behavior of Steller sea lions. Fisheries Science 62(4), 503-510.
  107. Akamatsu, T., Matsushita, Y., Hatakeyama, Y. and Inoue, Y. (1996), Startle response level of Japanese anchovy Engraulis japonicus to underwater pure tone signals. Fisheries Science 62(4), 648-649.
  108. Akamatsu, T., Nakagawa, T. and Hatakeyama, Y. (1995), Effects of visual deprivation on the echolocation rate by a bottlenose dolphin (Tursiops truncatus). In Kastelein R.A., Thomas J.A. and Nachtigall P.E. (eds), Sensory systems of aquatic mammals, De Spil Publishers, Woerden, The Netherlands. pp.163-170.
  109. Akamatsu, T., Hatakeyama, Y., Kojima, T. and Soeda, H. (1994), Echolocation rates of two harbor porpoises (Phocoena phocoena). Marine Mammal Science, 10(4), 401-411.
  110. Hatakeyama, Y., Ishii, K., Akamatsu T., Soeda, H., Shimamura, T. and Kojima T. (1994), A review of studies on attempts to reduce the entanglement of the Dall's porpoise, Phocoenoides dalli, in the Japanese salmon gillnet fishery. Rept. Int. Whal. Commn. (Special Issue 15), 549-563.
  111. Akamatsu, T., Hatakeyama, Y. and Takatsu, N. (1993), Effects of pulse sounds on escape behavior of false killer whales. Nippon Suisan Gakkaishi, 59(8),1297-1303.
  112. Akamatsu, T., Hatakeyama, Y., Kojima, T. and Soeda, H. (1992), The rate with which a harbor porpoise uses echolocation at night. In: Thomas, J.A., Kastelein, R.A. and Supin, A.Y. (eds), Marine mammal sensory systems. Plenum Press, New York. pp.299-315.
  113. Niizeki, K. and Akamatsu, T. (1990), Special points in the reciprocal space of an icosahedral quasi-crystal and the quasi-dispersion relation of electrons, J. Phys.: Condens. Matter 2, 2759-2771.
inserted by FC2 system