V2EX stock assessment

Stock Assessment

Definition / 定义

(尤指渔业中的)资源量评估:用数据与模型来估计某一鱼类(或其他生物)种群的规模、增长、死亡率与可持续捕捞水平,为管理决策(如配额、禁渔期)提供依据。该短语在一般商业语境也可指“库存评估”,但最常见于渔业与生态资源管理。

Pronunciation / 发音

/stk sesmnt/

Examples / 例句

We need a stock assessment before setting next year’s catch limit.
在制定明年的捕捞限额之前,我们需要进行资源量评估。

Using survey data, the team conducted a stock assessment to estimate biomass, fishing mortality, and the sustainability of current harvest levels.
研究团队利用调查数据开展资源量评估,以估算生物量、捕捞死亡率以及现有捕捞强度的可持续性。

Etymology / 词源

stock 原义与“储备、存量”相关,后来在渔业语境中引申为“可被管理与利用的鱼群/资源群体(fish stock)”;assessment 来自拉丁语词根,意为“评定、估算”。合在一起即“对某一资源存量进行估算与评定”。

Related Words / 相关词

Literary Works / 文学作品

  • Quantitative Fisheries Stock Assessment: Choice, Dynamics and Uncertainty(Ray Hilborn & Carl J. Walters)
  • Introduction to Fishery Science(Michael King)
  • 联合国粮农组织(FAO)渔业技术报告与指南中常见该术语(如与渔业评估方法、管理建议相关的技术出版物)
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