نتایج جستجو برای: shad
تعداد نتایج: 396 فیلتر نتایج به سال:
Sarawak is well known with its Terubok which scientifically as Tropical shad Tenualosa. In Sarawak, there are two types of Tenualosa that found namely toli and macura. However, due to the overexploitation heavy fishing terubok, total catch landing has been declining. Therefore, main objective this study investigate potential establishing sustainable terubok fisheries in order sustain population...
Predicting and mitigating the impact of anthropogenic barriers on migratory fish requires an understanding individual environmental factors that influence barrier passage. Here, upstream spawning migrations iteroparous twaite shad Alosa fallax were investigated over three successive in a highly fragmented river basin using passive acoustic telemetry ( n = 184). More approached passed lower reac...
Geochemical signatures in the otoliths of diadromous fishes may allow for retrospective analyses of natal origins. In an assessment of river-specific signatures in American shad (Alosa sapidissima), an anadromous clupeid native to the Atlantic coast of North America, stable isotope and elemental ratios in otoliths of juvenile American shad produced accurate natal tags from 12 rivers. Significan...
1. The Data The S'hakespgare Dt'citbnar~/ (SHAD) project has been using structured databases since 1983. The system is implemented on a PRIME 250-II computer using standard CODASYL-DBMS software and related tools. The project has been able to draw on a vast repository of computerized material dealing with Shakespeare and the English lexicon. Initially, it was part of the "Sonderforschungsbereic...
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