000 01855cam  2200337zi 4500
006m     o  d f      
007cr |n|||||||||
008190924s1979    nscdb  #ob   f000 0 eng d
040 |aCaOODSP|beng|erda|cCaOODSP
043 |an-cn---
0861 |aFs70-8/79-31E-PDF
1001 |aMaguire, Jean-Jacques, |d1953- |eauthor.
24513|aAn outline of a method to back calculate the mackerel spawning stock from egg abundance estimates / |cJean-Jacques Maguire.
264 1|a[Dartmouth, Nova Scotia?] : |b[Marine Fish Division?], |c[1979]
300 |a1 online resource (24 pages) : |bcharts, maps.
336 |atext|btxt|2rdacontent
337 |acomputer|bc|2rdamedia
338 |aonline resource|bcr|2rdacarrier
4901 |aCAFSAC research document ; |v79/31
500 |a"Not to be cited without permission of author"
504 |aIncludes bibliographical references (pages 14-15).
520 |a"The idea that egg production can be used to calculate the abundance of adult fish required to produce those eggs appears to have been first expressed by Hensen and Apstein (1897). Several decades later the potential value of fish's planktonic eggs studies was widely recognized and Beverton and Holt (1956) stated that it was probably one of the best methods to study the abundance of the adult population"--Introduction.
653 0|aMackerel
7101 |aCanada. |bDepartment of Fisheries and Oceans.
7101 |aCanada. |bDept. of Fisheries and Oceans. |bScotia-Fundy Region. |bMarine Fish Division.
830#0|aCAFSAC research document (Canadian Atlantic Fisheries Scientific Advisory Committee)|v79/31|w(CaOODSP)9.869616
85640|qPDF|s1.05 MB|uhttps://publications.gc.ca/collections/collection_2019/mpo-dfo/Fs70-8-79-31-eng.pdf