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Çѱ¹ÇÏõȣ¼öÇÐȸ / v.34, no.3, 2001³â, pp.223-223
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( Fish Fauna of the Main Channel in the Nakdong River )
Àå¹ÎÈ£;Á¶°¡ÀÍ;ÁÖ±âÀç; ;;;
 
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³«µ¿°­ º»·ù ¹× ÁöõÀ» Áß½ÉÀ¸·Î 20°³ ÁöÁ¡¿¡¼­ 1999³â 7¿ùºÎÅÍ 2000³â 12¿ù±îÁö ÁöÁ¡º° 3~7ȸ¿¡ °ÉÃÄ ¾î·ù»óÀ» Á¶»çÇÑ °á°ú ÃÑ 17°ú 48Á¾ 4,791°³Ã¼°¡ äÁýµÇ¾ú´Ù. À×¾î°ú(25Á¾; »ó´ëdzºÎµµ(RA), 91.8%)°¡ ¿ìÁ¡ÇÏ¿´À¸¸ç, Zacco platypus(RA: 18.0%)´Â ¿ìÁ¡Á¾À¸·Î ³ªÅ¸³µÀ¸¸ç, ¾Æ¿ìÁ¡Á¾Àº Opsariichthys bidens (17.1%), Squalidus chankaensis tsuchigae (13.2%), Hemibarbus labeo (9.9%), Z. temmincki (8.2%)¼øÀ¸·Î ³ªÅ¸³µ´Ù. äÁýµÈ Á¾Áß Çѱ¹°íÀ¯Á¾Àº ¸ðµÎ 12Á¾À¸·Î ³ªÅ¸³µ´Ù(4°ú, 1,172°³Ã¼, 24.5%). ¿Ü·¡µµÀÔÁ¾Àº Carassius cuvieri (25°³Ã¼), Micropterus salmoides (214°³Ã¼), Lepomis macrochirus (14°³Ã¼), Oreochromis niloticus (6°³Ã¼) µî 4Á¾ÀÌ Ã¤ÁýµÇ¾ú´Ù. M. salmoides´Â ³«µ¿°­ÀÇ Áß·ù¿Í ÇÏ·ùºÎ¿¡ °í·ç ºÐÆ÷ÇÏ´Â °ÍÀ¸·Î ³ªÅ¸³µ´Ù. Áý±«ºÐ¼® °á°ú ¼¼Áý´ÜÀ¸·Î ³ª´µ¾úÀ¸¸ç, St. 10 (±¸¹Ì)ºÎÅÍ ÇÏ·ùÁý´Ü¿¡ Æ÷ÇԵǾú´Ù. 1990³â´ë ÈÄ¹Ý ³«µ¿°­¿¡ À¯ÀÔµÈ M. salmoides´Â ÇÏ·ùºÎ¿¡¼­ ±Þ°ÝÈ÷ ±× ¼ö°¡ Áõ°¡ÇÏ¿´´Ù(ÇÏ·ù RA 8.8%). M. salmoidesÀÇ ¼·½ÄÀº Daphnia sp.°¡ ÀϹÝÀûÀ̾úÀ¸¸ç (<100 §®), Cladocera (<150 §®)¿Í Insecta (<200§®)´Â Ưº°ÇÑ °ÍÀ¸·Î ³ªÅ¸³µ´Ù.
 
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Nakdong River;Fish fauna;Endemic species;Introduced species;Micropterus salmoides;Feeding strategy;
 
Çѱ¹ÇÏõȣ¼öÇÐȸÁö / v.34, no.3, 2001³â, pp.223-223
Çѱ¹ÇÏõȣ¼öÇÐȸ
ISSN : 1976-8087
UCI : G100:I100-KOI(KISTI1.1003/JNL.JAKO200110102415641)
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