Screen 4: Reference data detail for: EMW-62 (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 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-621Atlantic mackerelAtlantic mackerelScomber scombrus389.00389.00BothAverage weight ("average of most","usual weight", "weight of most")NONEAtlantic mackerel Scomber scombrus

"In 2002, for the third consecutive year, the mackerel landings were characterized by the presence of a very high proportion of fish from the 1999 year-class (Figure 8). Over the years 2000, 2001 and 2002 at ages 1,2,and 3, these fish have accounted for 63%, 68% and 77% of the total recorded catch by number.
...."In 2002, the average length of the fish in the 1999 year-class was 323 mm, and their average weight was 389 g."
More info."Atlantic Mackerel of the North West Atlantic 2002"
Fisheries and Oceans Canada website
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.

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