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| yellowtail amberjack | |
|---|---|
| Name | Yellowtail amberjack |
| Genus | Seriola |
| Species | S. quinqueradiata |
| Authority | Temminck & Schlegel, 1845 |
yellowtail amberjack is a large pelagic fish in the genus Seriola prized by anglers, commercial fisheries, and chefs. It is notable for rapid growth, schooling behavior, and importance in aquaculture and sashimi markets. The species has cultural and economic roles across East Asia, international fisheries, and recreational sportfishing.
The yellowtail amberjack is classified within the order Carangiformes, family Carangidae, and genus Seriola, described by Coenraad Jacob Temminck and Hermann Schlegel in 1845. Common English names include yellowtail, Japanese amberjack, and hamachi (when farmed and marketed in Japan), terms used by entities such as the Food and Agriculture Organization and regional fisheries agencies. Regional nomenclature intersects with languages and institutions: in Japan the terms hamachi and buri vary by fish size and season, referenced in culinary works by chefs associated with establishments like Jiro Ono’s sushi tradition and publications from the Tokyo Metropolitan Government cultural bureau. Taxonomic discussions compare S. quinqueradiata to congeners such as Seriola lalandi and Seriola dumerili, with molecular studies published in journals associated with Smithsonian Institution researchers and university departments including University of Tokyo.
Adults reach lengths up to 1 m and weights exceeding 20 kg, exhibiting streamlined fusiform bodies adapted for fast swimming, characteristics documented in museum collections at institutions like the Natural History Museum, London and Smithsonian National Museum of Natural History. Diagnostic features include a yellow caudal fin, lateral stripe, and five dorsal fin rays noted in original descriptions by Temminck and Schlegel. Identification keys used by agencies such as the National Oceanic and Atmospheric Administration and field guides from the Australian Museum contrast the species with similar predators studied by researchers at Woods Hole Oceanographic Institution and the Monterey Bay Aquarium.
The species is native to temperate northwest Pacific waters, with natural ranges documented off Japan, Korea, and parts of China, and seasonal movements recorded by tagging programs run by institutions like the Hokkaido University and the National Research Institute of Far Seas Fisheries. Habitats include coastal shelves, rocky reefs, and offshore seamounts monitored by marine research programs from organizations such as the University of California, Santa Cruz and the Scripps Institution of Oceanography. The species’ distribution overlaps with fishing grounds managed by regional bodies, including the North Pacific Fisheries Commission and national ministries in Japan and Korea.
Yellowtail amberjack life history includes rapid growth, maturation within 2–4 years, and schooling; spawning grounds and timing have been characterized in studies by researchers at Hokkaido University, Kagoshima University, and the National Taiwan University. Diet consists of pelagic fishes and cephalopods documented in stomach-content analyses by teams from institutions like Tohoku University and the University of British Columbia. Predators include larger pelagic species observed in ecosystem studies by the Monterey Bay Aquarium Research Institute and trophic interactions have been modeled in regional assessments by the Japan Fisheries Research and Education Agency. Parasite-host records and disease research involve collaborations with veterinary schools such as Cornell University and veterinary research at the University of Sydney.
The species supports commercial fleets, artisanal fisheries, and recreational angling; landings and quota data are compiled by the Food and Agriculture Organization and national agencies including the Ministry of Agriculture, Forestry and Fisheries (Japan). Aquaculture operations in Japan, Korea, and Taiwan employ hatchery techniques, broodstock management, and feed formulations developed by researchers at institutions such as the University of Tokyo, National Taiwan Ocean University, and Hiroshima University. Market terms differentiate size-classes (hamachi, buri) used in trade and restaurants like Sukiyabashi Jiro; product chains involve exporters, commodity markets, and certification schemes influenced by organizations such as the Aquaculture Stewardship Council.
Yellowtail amberjack is celebrated in Japanese cuisine as sashimi and sushi, prominently featured in establishments linked to chefs like Jiro Ono and culinary texts from publishers such as Kodansha. It appears in regional dishes across Korea and China, and in international seafood markets retailed by companies with ties to distributors in ports like Tokyo Bay and Busan. Nutritional analyses by food science departments at University of Copenhagen and Nippon Veterinary and Life Science University report high levels of protein, omega-3 fatty acids, and vitamins, informing dietary recommendations by public health agencies including the World Health Organization and national health ministries.
Management involves stock assessments, catch limits, and aquaculture regulation overseen by bodies such as the North Pacific Fisheries Commission, the Ministry of Agriculture, Forestry and Fisheries (Japan), and national fisheries commissions in Korea and China. Conservation concerns include overfishing, habitat alteration, and disease transfer between farmed and wild populations—issues investigated by researchers at Tohoku University, Hokkaido University, and international programs coordinated with the Food and Agriculture Organization. Certification, traceability, and research partnerships with institutions like the Norwegian Institute of Marine Research aim to reconcile production with ecosystem conservation.
Category:Seriola Category:Commercial fish