Screen 4: Reference data detail for: EMW-270 (reference id: 3 )

   Help   Home
EMW idEMW ref. idFAO species categorySpeciesScientific nameLower EMW (g)Upper EMW (g)Reference indicates lower or upper EMW figure?EMW MethodSimilar species EMW idLength-weight calculations*** Fish Size Quote ****** Explanatory Notes ***Link to reference (external site)Reference documentReference url (or book)Link to Species Summary (external site)Species not given ind
EMW-2703Largehead hairtailLargehead hairtailTrichiurus lepturus32.00713.00BothWeight range (normal weight range)NONEA weight range was obtained from data in table 1 for Trichiurus lepturus.

Table 1, p 3 of 6.
Length min/max (cm):
36.0 - 90.0 (M)
39.0 - 103.0 (F)

Weight min/max(g):
28.0 - 466.0 (M)
36.0 - 960.0 (F).

The mean weight range for males and females is 32.0 - 713.0g which was taken as the estimated mean weight range.
More info."Length-weight Relationship of commercially important marine fishes and shellfishes of the southrn coast of Karnataka, India". More infoMore info.

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.

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.

To view the 'Species Summary' page on for this species, click on 'More info' in the 'Link to Species Summary ' column. Very occasionally this link displays the home page instead of the species summary page. If this happens, enter the scientific name in the 'Genus + Species' search field to search for this species.

For explanation of the columns in the above table click on Help