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Age and growth of Polynemus heptadactylus Cuv. and Val. from the Bombay-Saurashtra region

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Relation http://eprints.cmfri.org.in/1319/
 
Title Age and growth of Polynemus heptadactylus Cuv.
and Val. from the Bombay-Saurashtra region
 
Creator Kagwade, P V
 
Subject Threadfin Breams
 
Description The age and growth of Polynemus heptadactylus ware studied from the length
frequency distribution and by the annulus method using scales and otoliths. The lengths
attained at the end of first through eighth years of life are 83 mm, 128 mm, 158 mm,
188 mm, 213 ram, 237 mm, 255 rnm and 273 mm respectively as deduced from the length
frequency method. The studies on annuli revealed identical results for the first four
years of life. A 'larval ring' found on the otoliths of fish of above 26 mm was not
present on the scales. The causes of formation of annuli are not known at present.
 
Publisher CMFRI/ICAR
 
Date 1971
 
Type Article
PeerReviewed
 
Format application/pdf
 
Language en
 
Identifier http://eprints.cmfri.org.in/1319/1/Article_05.pdf
Kagwade, P V (1971) Age and growth of Polynemus heptadactylus Cuv. and Val. from the Bombay-Saurashtra region. Indian Journal of Fisheries, 18 (1&2). pp. 33-51.