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Çѱ¹È¯°æ»ý¹°ÇÐȸ / v.23, no.1, 2005³â, pp.27-31
´ëÇÏ(Fenneropenaeus chinensis)ÀÇ Ãʱâ À¯»ý¼ºÀå
( Early Larval Growth of Flesh Prawn (Fenneropenaeus chinensis) )
¹ÚÀμ®;ÇãÁØ¿Á; Çѱ¹Çؾç´ëÇб³ ÇØ¾ç°úÇкÎ;Çѱ¹Çؾç´ëÇб³ ÇØ¾ç°úÇбâ¼ú¿¬±¸¼Ò;
 
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´ëÇÏ(Fenneropenaeus chinensis) Á¾¹¦»ý»ê¿¡ °üÇÑ Ãʱ⼺ÀåÀÇ ÀڷḦ ¾ò±â À§ÇÏ¿©, ÃæÃ»³²µµ žȱº ¾È¸éÀ¾ â±â¸® ¾Õ¹Ù´Ù¿¡¼­ 1993³â 5¿ù¿¡ ÀÚ¸ÁÀ¸·Î ¸ðÇϸ¦ äÁýÇÏ¿© ½ÇÇè¿¡ »ç¿ëÇÏ¿´´Ù. ¸ðÇÏÀÇ Æò±Õ ÀüÀåÀº 23.6¡¾0.71cm, Æò±Õ µÎÈä°©ÀåÀº 5.1¡¾0.63cm, Æò±Õ üÁßÀº 61.3¡¾5.12 gÀ̾ú´Ù. ÀÚ¿¬¼ö¿Âº¸´Ù 4¡É ³ôÀº 22¡É, ¿°ºÐÀº 33¢¶ Á¶°Ç¿¡¼­ »ê¶õÀ¯¹ßÀ» ½Ç½ÃÇÏ¿´À¸¸ç, »ê¶õ ÈÄ FRP 1Åæ ¿ë·®ÀÇ ¿øÇü¼öÁ¶¿¡¼­ ¼ö¿Â 24.0¡¾0.5¡É, ¿°ºÐ 33.0¡¾1.0¢¶·Î Á¶ÀýÇÏ¿© ¼ö¿ë ÈÄ 30½Ã°£ ³»¿Ü¿¡¼­ 90% ÀÌ»óÀ» ºÎÈ­½ÃÄ×´Ù. ºÎÈ­ ÈÄ Nauplius stage¿¡´Â ¸ÔÀ̸¦ °ø±ÞÇÏÁö ¾Ê¾ÒÀ¸¸ç, Zoea stageºÎÅÍ ¸ÔÀÌ»ý¹°À» °ø±ÞÇÏ¿´´Ù. ÀÌ ½Ã±âºÎÅÍ ´ë·® ¹è¾çÇÑ Diatom(Chaetoceros simplex, Skeletonema costatum, Thalassiosira weissflogii)À» ¼­·Î °°Àº ºñÀ²·Î È¥ÇÕÇÏ¿© °ø±ÞÇÏ¿´´Ù. ¸ÔÀÌ ¹Ðµµ´Â À¯»ý 100¸¶¸®´ç 10¸¸ cell mL/sup -1/·Î À¯ÁöÇÏ¿´À¸¸ç, À̶§ »çÀ°¼ö¿ÂÀº 23.5¡¾0.5¡É¿´´Ù. NaupliusÀÇ ÇüÅ´ ¾ÕºÎºÐÀº µÕ±Û¸ç Å©°í µÞºÎºÐÀº ±æ°í °¡´Ã¾ú´Ù. º» ¿¬±¸ °á°ú, NaupliusÀÇ Å©±â´Â ºÎÈ­ ÈÄ 4ÀϱîÁö Æò±Õ ÀüÀå 0.21¡­0.39mm¿´À¸¸ç, ÀÌÈÄ ´ÙÀ½ ´Ü°èÀÎ Zoea stage·Î º¯Å±îÁö´Â 5ȸÀÇ Å»ÇÇ ÈÄ ±× Å©±â´Â 0.62¡­l.03mm·Î ¼ºÀåÇÏ¿´´Ù. Zoea stageÀÇ 3¹ø¿¡ °ÉÄ£ º¯Å ÈÄ Mysis stage´Â ºÎÈ­ ÈÄ 9Àϰ¿¡ Æò±Õ ÀüÀå 1.28mm·Î ½ÃÀÛÇÏ¿© 3¹øÀÇ º¯Å¸¦ °ÅÃÄ ºÎÈ­ ÈÄ 17Àϰ Æò±Õ ÀüÀå 5.98mm·Î ³ªÅ¸³µ´Ù. Mysis stageÀÇ 3ȸ Å»ÇÇ ÈÄ¿¡ Post larva¿¡·ÎÀÇ º¯Å´ ºÎÈ­ ÈÄ ¾à 21Àϰ À̾úÀ¸¸ç, ÀÌÈÄ Á¡Â÷·Î ¼öÁ¶ Àú¸éÀ» ±â¾î´Ù´Ï°í Ȱ¹ßÇÑ À¯¿µ ´É·ÂÀ» º¸ÀÌ´Â Ä¡ÇÏ·Î º¯ÅÂÇÏ¿´´Ù. ¸ÔÀÌ»ý¹°À» È¥ÇÕ °ø±ÞÇÑ º» ¿¬±¸´Â ¿©Å¸ ´Üµ¶ ¸ÔÀÌ»ý¹° °ø±Þ ¿¬±¸µé°ú ºñ±³½Ã ³ôÀº Ãʱ⼺ÀåÀ» º¸¿´´Ù. ¶ÇÇÑ Ã¼Áß¼ºÀå¿¡ ÀÖ¾î º¯Å¿¡ ÀÇÇÑ ´Ü°èÀûÀÎ ¼ºÀåÀ» ³ªÅ¸³Â´Ù. ºÎÈ­ ÈÄ 25ÀϱîÁöÀÇ ÀüÀå¿¡ ´ëÇÑ Ã¼ÁßÀÇ »ó´ë ¼ºÀå½ÄÀº BW = 2E-5TL/sup 4.1707/ (r©÷= 0.9746) (TL: ÀüÀå; BW:üÁß)À̾ú´Ù.
Early larval growth for total length (TL) and body weight (BW) in flesh prawn (Fenneropenaeus chinensis) was studied from hatching to 25 days after hatching. Mean total length at nauplius and zoea stages was 0.21-0.39 mm and 0.62-1.03 mm, respectively. Mean total length of mysis stage grew from 1.28 mm (9 days after hatching) to 5.98 mm (21 days after hatching). The increase of body weight during experimental period showed step by step growth pattern due to metamorphosis of this species. The relationship between BW and TL from hatching to 25 days after hatching was BW = 2E-5TL/sup 4.1707/ (r©÷= 0.9746).
 
Ű¿öµå
flesh prawn;Fenneropenaeus chinensis;early larval growth;
 
ȯ°æ»ý¹° / v.23, no.1, 2005³â, pp.27-31
Çѱ¹È¯°æ»ý¹°ÇÐȸ
ISSN : 1226-9999
UCI : G100:I100-KOI(KISTI1.1003/JNL.JAKO200516610524650)
¾ð¾î : Çѱ¹¾î
³í¹® Á¦°ø : KISTI Çѱ¹°úÇбâ¼úÁ¤º¸¿¬±¸¿ø
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