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Çѱ¹ÇÏõȣ¼öÇÐȸ / v.34, no.3, 2001³â, pp.153-153
»ý¹°º¸ÀüÁö¼ö(Index of Biological Integrity) ¹× ¼­½ÄÁö Æò°¡Áö¼ö(Qualitative Habitat Evaluation Index)¸¦ ÀÌ¿ëÇÑ Æòâ°­ÀÇ ¼öȯ°æ Æò°¡
( An Evaluation on Health Conditions of Pyong-Chang River using the Index of Biological Integrity (IBI) and Qualitative Habitat Evaluation Index (QHEI) )
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º» ¿¬±¸¿¡¼­´Â 1999³â 9¿ù¿¡¼­ 2000³â 8¿ù ±â°£µ¿¾È »ý¹° º¸ÀüÁö¼ö(Index of Biological Integrity, IBI) ¹× ÁúÀû ¼­½ÄÁö Æò°¡ Áö¼ö(Qualitative Habitat Evaluation Index, QHEI)¸¦ ÀÌ¿ëÇÏ¿© ÇѰ­¼ö°èÀÇ »ó·ù¿¡ À§Ä¡ÇÏ´Â Æòâ°­ÀÇ °Ç°­µµ¸¦ Æò°¡ÇÏ¿´´Ù. Á¶»ç°á°ú, 11°³ ¸ÞÆ®¸¯À» ÀÌ¿ëÇÑ Æò±Õ IBI°ªÀº 49(¹üÀ§: 51~45)·Î¼­ Karr(1981)°¡ Á¦½ÃÇÑ ±âÁØ¿¡ ÀǰÅÇÒ ¶§ ÇÏõ °Ç°­µµ(Stream Health)´Â Good~Excellent »óÅ »çÀÌ¿¡ ÀÖ¾ú°í, Æò±Õ QHEI °ªÀº 88(¹üÀ§: 94~76)·Î¼­ ¹°¸®Àû ¼­½ÄÁöÃø¸é¿¡¼­ÀÇ °Ç°­µµ´Â ÃÖÀû»óÅÂ(Comparable to reference) ȤÀº »ý¹°ÀÇ ¼­½Ä¿¡´Â ÀûÇÕÇÑ »óÅÂ(Supporting)¸¦ º¸¿´´Ù. ÁöÁ¡º° IBI°ªÀÇ ºñ±³¿¡ µû¸£¸é »ó, ÇÏ·ù»çÀÌ¿¡ ¹Ì¾àÇÑ Â÷À̸¦ º¸ÀÎ ¹Ý¸é, °¢ Á¶»çÁöÁ¡ÀÇ QHEI°ªÀº ÀÌ¿ëµÈ º¯¼öƯ¼º¿¡ µû¸¥ º¯À̸¦ º¸¿´´Ù. 1Â÷ ȸ±ÍºÐ¼® °á°ú¿¡ µû¸£¸é, QHEI°ªÀº ÇÏõÂ÷¼ö(Stream order)¿Í À¯ÀÇÇÑ °ü°è°¡ ¾ø¾ú´Ù(p = 1.8; n = 7). ÀÌ·¯ÇÑ °á°ú´Â ÇÏõÂ÷¼ö°¡ Áõ°¡Çصµ Á¡ ¿À¿°¿øÀÇ ºÎÀç·Î ÀÎÇØ ¼­½ÄÁö¿¡´Â Å« º¯È­°¡ ¾ø¾ú±â ¶§¹®À¸·Î »ç·áµÇ¾ú´Ù. Feed guild ºÐ¼®¿¡ µû¸£¸é, ½ÄÃæ¼º ¾î·ù(Insectivore)ÀÇ »ó´ë dzºÎµµ´Â Àüü ¾îÁ¾ÀÇ 85.1%¸¦, Àâ½Ä¼º ¾î·ù(Omnivore) ¹× À°½Ä¼º ¾î·ù(Carnivore)´Â °¢°¢ Àüü ¾îÁ¾ÀÇ 3.5% ¹× 0.3%¸¦ Â÷ÁöÇÏ¿´´Ù. ³»¼ºµµÀÇ °æ¿ì, ¼­½ÄÁö ÆÄ±« ¹× ¿À¿°¿¡ ½±°Ô °¨¼ÒµÇ´Â ¹Î°¨Á¾ÀÇ »ó´ë ºóµµ´Â 75.0%, ³»¼ºÁ¾Àº 4.6%·Î¼­ ¶Ñ·ÇÇÑ Â÷À̸¦ º¸¿´À¸¸ç, µµÀÔÁ¾(exotics species) ¹× ºñÁ¤»óÁ¾(anomalies species)ÀÇ °³Ã¼´Â äÁýµÇÁö ¾Ê¾Ò´Ù. ¶ÇÇÑ È¸±ÍºÐ¼® °á°ú, ÁöÁ¡º° Æò±Õ IBI°ªÀÇ º¯ÀÌ´Â QHEI°ªÀÇ º¯È­¿¡ ÀÇÇØ 57%±îÁö ¼³¸íµÇ¾ú´Ù(R©÷ = 0.57, p<0.05, n = 7). º» Á¶»ç¿¡¼­ »êÁ¤µÈ °³°³ ¸ÞÆ®¸¯ Ư¼º, IBI°ª ¹× QHEI°ªÀÇ »óÈ£°ü°è¿¡ µû¸£¸é, Æòâ°­ÀÇ ÇöÀç ¼ö ȯ°æÀº »ý¹° ¼­½Ä¿¡ ÀûÀýÇÑ »óÅ¿¡¼­ ÃÖÀû »óÅÂÀÇ ¹üÀ§¿¡ ÀÖÀ½ÀÌ ºÐ¸íÇϳª, ¿À¿° ¹× ¹°¸®Àû ¼­½ÄÁö°¡ ÆÄ±«µÉ °æ¿ì °¨¼ÒµÉ ¼ö ÀÖÀ½À» ½Ã»çÇÏ¿´´Ù.
 
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Biological integrity;IBI;Habitat;River health;Feed guild;
 
Çѱ¹ÇÏõȣ¼öÇÐȸÁö / v.34, no.3, 2001³â, pp.153-153
Çѱ¹ÇÏõȣ¼öÇÐȸ
ISSN : 1976-8087
UCI : G100:I100-KOI(KISTI1.1003/JNL.JAKO200110102451265)
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