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The status of California halibut, Paralichthys californicus, as a technologically feasible species for marine U.S. aquaculture
Journal of the World Aquaculture Society ( IF 2.8 ) Pub Date : 2021-02-27 , DOI: 10.1111/jwas.12768
Kevin Stuart 1 , Constance Silbernagel 1 , Mark Drawbridge 1
Affiliation  

California halibut (CH; Paralichthys californicus) is a highly valued species that supports a commercial and recreational fishery along the Pacific coast of the United States. This species is considered a promising aquaculture candidate in California, with interest for both food production and stock replenishment. Culture of CH has been done on a small scale, showing that it is technologically feasible to rear this species commercially. Broodstock maturation and egg production can be accomplished without hormone therapy. Survival from egg to juvenile (~50 dph) can be as high as 30%. Juvenile growout to market size has been done on a limited basis, and it takes 3 years to reach a market size of 1 kg. There is a live market for CH in California and it is currently being supplemented by the importation of Paralichthys olivaceus. The known disease agents affecting CH are ectoparasites (i.e., Trichodina sp), endoparasites (i.e., Anisakis sp.), and bacterial agents (i.e., Pseudomonas sp.). While culture of this species is technologically feasible, research still needs to be done in certain areas in order to realize commercial readiness. These areas include: nutrition, selective breeding, development of all female populations; improved pigmentation; and developing methods for disease prevention and control.

中文翻译:

加利福尼亚大比目鱼 Paralichthys californicus 作为美国海洋水产养殖技术上可行的物种的地位

加利福尼亚比目鱼(CH;Paralichthys californicus)是一种价值很高的物种,支持美国太平洋沿岸的商业和休闲渔业。该物种被认为是加利福尼亚有前途的水产养殖候选者,对食品生产和库存补充都很感兴趣。CH 的养殖已经小规模进行,表明商业养殖该物种在技术上是可行的。无需激素治疗即可实现亲体成熟和产蛋。从卵到幼鱼的存活率 (~50 dph) 可高达 30%。幼鱼养成到市场规模是在有限的基础上进行的,达到1公斤的市场规模需要3年时间。加利福尼亚有一个 CH 的活市场,目前正在通过进口补充石斑鱼。影响CH已知疾病剂是体外寄生虫(即,车轮虫属),内寄生虫(即,异尖线虫属),和细菌剂(即,假单胞菌属)。虽然该物种的养殖在技术上是可行的,但仍需要在某些领域进行研究以实现商业准备。这些领域包括:营养、选择性育种、所有女性种群的发展;改善色素沉着;制定疾病预防和控制方法。
更新日期:2021-02-27
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