Results 21 to 30 of about 4,740 (215)

Expert method for differentiation of chub mackerel (Scomber japonicus) and blue mackerel (S. australasicus) in catches

open access: yesИзвестия ТИНРО, 2016
Only one diagnostic sign is enough for differentiation of chub mackerel Scomber japonicus and blue mackerel S. australasicus working with mass material. It is a number of spines in dorsal fin: chub mackerel has 9-10 (often 9) and blue mackerel has 11-12 ...
Pavel G. Milovankin, Aleksey A. Somov
doaj   +1 more source

Mitigating slipping-related mortality from purse seine fisheries for small pelagic fish: case studies from European Atlantic waters [PDF]

open access: yes, 2019
The release of unwanted catches (UWC) from purse seines, while the catch is still in the water, is known as “slipping”. Once thought to be a benign process, compared to discarding UWC overboard from the fishing vessel, it is now recognised that “slipping”
A Marçalo   +26 more
core   +1 more source

Identifikasi dan Prevalensi Cacing pada Saluran Pencernaan Ikan Salem (Scomber japonicus) di Pangkalan Pendaratan Ikan Muara Angke, Jakarta Utara
[ Identification and Prevalence of Helminthic Gastrointestinal In Chub Mackerel (Scomber japonicus) in The Fish Landing Base Muara Angke, North Jakarta]

open access: yesJurnal Ilmiah Perikanan dan Kelautan, 2015
The high interest of public to Marine fish, making more request of chub mackerel (Scomber japonicus). Chub Mackerel is one commodity that has economic and high nutrient value. The Chub Mackerel obtained from the Indonesian importation from China. However,
Sri Subekti   +2 more
doaj   +1 more source

Construction of CPUE standardization model and its simulation testing for chub mackerel (Scomber japonicus) in the Northwest Pacific Ocean

open access: yesEcological Indicators, 2023
Standardized catch per unit effort (CPUE) data not only yield precise and biologically meaningful abundance indices but also provide crucial insights into the spatio-temporal distribution of fisheries resources, critical for their sustainable utilization
Yongchuang Shi   +10 more
doaj   +1 more source

Fishing areas characterisation using the SIMOcean platform

open access: yesAquatic Living Resources, 2017
In this study, the relationships between sea surface temperature (SST), chlorophyll-a (Chl-a) concentration and catch locations of sardine (Sardina pilchardus) and Atlantic chub mackerel (Scomber colias) were explored using satellite-derived SST and Chl ...
Lamas Luisa   +6 more
doaj   +1 more source

Development of species‐specific multiplex real‐time PCR assays for tracing the small pelagic fishes of North Pacific with environmental DNA

open access: yesEnvironmental DNA, 2022
Environmental DNA (eDNA) has become a popular non‐invasive method to study the presence of organisms in the environment. To study the ecological behavior and migration routes of small pelagic fishes that are difficult to trace with traditional capturing ...
Marty Kwok‐Shing Wong   +3 more
doaj   +1 more source

Stock Assessment Using Length-Based Bayesian Evaluation Method for Three Small Pelagic Species in the Northwest Pacific Ocean

open access: yesFrontiers in Marine Science, 2022
Chub mackerel (Scomber japonicus), Pacific saury (Cololabis saira), and Pacific sardine (Sardinops sagax) are key economic and ecological species in the Northwest Pacific Ocean (NPO).
Yongchuang Shi   +7 more
doaj   +1 more source

The Presence of the Monogenean Helminth Grubea cochlear Diesing, 1858 from Chub Mackerel (Scomber japonicus) Caught in The Çanakkale Strait, Türkiye

open access: yesÇanakkale Onsekiz Mart University Journal of Marine Sciences and Fisheries, 2023
In this study, 75 chub mackerels that were caught in the Canakkale Strait in Türkiye between October to December, 2019, were examined for the presence of parasites.
Ruhay ALDIK , Fikret ÇAKIR
doaj   +1 more source

Optimal Strouhal number for swimming animals [PDF]

open access: yes, 2011
To evaluate the swimming performances of aquatic animals, an important dimensionless quantity is the Strouhal number, St = fA/U, with f the tail-beat frequency, A the peak-to-peak tail amplitude, and U the swimming velocity.
Abramowitz   +86 more
core   +3 more sources

Second Workshop on Atlantic chub mackerel (Scomber colias) (WKCOLIAS2) [PDF]

open access: yes, 2021
The Atlantic chub mackerel Scomber colias has become an increasingly important commercial species in the European Atlantic waters in the last 10–15 years, probably through an expansion process from NW African waters and due to market needs. However, at present there are no assessment or advice requirements. In the WK framework, available information of
Braham, C.B. (Cheikh Baye)   +21 more
openaire   +2 more sources

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