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Screen 4: Reference data detail for: EMW-41 (reference id: 1 )

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EMW idEMW ref. idFAO species categorySpeciesScientific nameLower EMW (g)Upper EMW (g)Reference indicates lower or upper EMW figure?EMW MethodLength-weight calculations*** Fish Size Quote ****** Explanatory Notes ***CountryLink to reference (external site)Reference documentReference urlLink to FishBase.org Species Summary (external site)
EMW-411Catfish, hybridCatfish, hybridC.gariepinus x C.macrocephalus150.00350.00BothWeight or weight rangeNONE"The catfish cultured in Thailand is a hybrid of the male African catfish, Clarias gariepinus, and the female of the native catfish C. macrocephalus...
"The condition described in catfish as "catfish jaundice" was first observed in central Thailand in early 1990, and by the summer of 1991, several farms reported the problem in fish over four-five months of age. In 1992, signs of jaundice were observed from March onwards in fish over four months of age. Affected fish usually ranged from 150-350 gm, which is the market size."
ThailandMore info.JAUNDICE DISEASE IN CATFISH, A CASE STUDY DEMONSTRATING A DECLINE IN INCIDENCE AS A RESULT OF RESEARCH OUTPUT Supranee ChinabutMore infoNot available

This screen gives details for an individual reference obtained in estimating a mean weight for this species.

The information obtained from this reference to derive an estimated mean weight is in the *** fish size quote *** and/or *** Explanatory notes *** column. Note that you may need to search the document using key words in the '*** Fish Size Quote ***' or *** Explanatory notes *** column to find the relevant fish size data. To view the reference document itself (if available online): scroll right and click on 'More info' in the 'Link to reference' column, if available. If the reference has moved, you may find it by entering part/all of the title into google.

Where the information obtained from the reference is a fish length, the calculations performed to obtain a weight may be viewed by clicking on 'More info' in the 'Length-weight calculations' column.

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