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999 _c5358
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040 _cNARA
100 _aChestnoy, V.N.
245 4 _aThe Adaptive Variations in Catchability of Trawls on the Wadge Bank
260 _c1970
_bNARA,
_aColombo 15 :
300 _ap.39-47
440 _aBulletin of the Fisheries Research Station Sri Lanka (Ceylon)
_n; Vol.21 No.1
650 _aAquatic Sciences
856 _uhttp://www.erepository.nara.ac.lk/handle/1/202
942 _cJNLA
_2ddc