[新聞] 錦鯉「精液大爆射」悶死384尾 業者說法有2個可能消失
東森新聞
錦鯉「精液大爆射」悶死384尾 業者說法有2個可能
實習記者吳鎮良/採訪報導
9年前花蓮縣吉安鄉草世紀園區內一口魚池,一夜之間500隻大小不等的錦鯉,竟暴斃死了
384隻,後來被推測是因繁殖期,池裡有大量錦鯉精液,導致水池含氧量不足,疑遭「精
液悶死」。桃園市錦鯉場業者葉志軍表示,「被精液悶死不無可能」,因為「有可能前一
晚下著大雨,錦鯉感覺到危機意識,所以積極產卵、噴精。」
每年的梅雨季節是錦鯉的發情期,近日有人分享一篇「考古文」,提到花蓮草世紀園區9
年前某日上午8時開園不久,有遊客發現錦鯉一尾尾陸續翻白浮出水面,散發陣陣刺鼻腥
臭,池面還有濃稠的白色泡沫;園方管理人員雖然撈起死魚,不料數量快速增加,到下午
總共有384尾暴斃,之後便未見再有任何錦鯉死亡。
針對這篇考古文所發生的情節,記者21日打電話至園區詢問業者,由於此事件時隔多年,
當時的員工早已退休,目前的工作人員都對當年的「慘案」大多不知情,也不清楚實際飼
養的數量;至於園區的鯉魚池,事後有沒有增加防範措施,園方則說「沒有」。
公魚的精液是否真的會造成池中的錦鯉悶死呢?桃園市的錦鯉場業者葉志軍受訪表示,「
如果是68坪大、水深半公尺的池塘,大概只能飼養155尾錦鯉,被精液悶死不無可能。」
他分析說,魚類產生精子和卵子「都需要消耗許多氧氣」,也有可能前一晚下著大雨,錦
鯉感覺到危機意識,所以積極產卵與噴精,但是「如果是被精液悶死,那整池的魚應該都
會死,也有可能是馬達故障導致缺氧而死。」
從事有盛錦鯉場近30年的葉老闆也提醒,「魚池發生缺氧的情況在台灣很常發生,但是否
被精液悶死的,還是要到現場看情況,才能下定論」,如何判定錦鯉是否真的被「精液悶
死」,還有一點可以查證,如果當時暴斃的魚體內「是有蛋的」,那就更加確定了是錦鯉
暴斃前一晚「有大量排出卵子與精子」,進而導致水池內的含氧量降低,最後集體缺氧而
死。
http://www.ettoday.net/news/20170421/908948.htm?from=fb_et_news
備註: 三朝☆身寸☆惹ㄦ ob'_'dv
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