頁籤選單縮合
題 名 | Sexual Differences in the Spawning Sounds of the Japanese Croaker, Argyrosomus Japonicus (Sciaenidae) |
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作 者 | Ueng, Jinn-pyng; Huang, Bao-quey; Mok, Hin-kiu; | 書刊名 | Zoological Studies |
卷 期 | 46:1 2007.01[民96.01] |
頁 次 | 頁103-110 |
分類號 | 388.5 |
關鍵詞 | Fish sounds; Penghu islands; Sound production; Spawning sounds; Sexual dimorphism; |
語 文 | 英文(English) |
英文摘要 | Sexual differences in the calls voluntarily emitted during the spawning season of the Japanese croaker (Argyrosomus japonicus) raised in tanks and ponds in the Penghu Archipelago, Taiwan, are described. Calls are composed of a train of pulses of drumming sounds and were heard primarily after dusk. The spawning-season advertisement calls of the male and female differ; females generated significantly more pulses per call, and their calls had a longer call duration, a shorter pulse period, and a lower dominant frequency than those of males. Both sexes vocalized during the actual spawning, and their activities are described herein. Possible roles of these sounds are discussed. |
本系統中英文摘要資訊取自各篇刊載內容。