相关实验视频

Updated: Jan 10, 2026

Methods for Image-based Surveys of Benthic Macroinvertebrates and Their Habitat Exemplified by the Drop Camera Survey for the Atlantic Sea Scallop
07:43

Methods for Image-based Surveys of Benthic Macroinvertebrates and Their Habitat Exemplified by the Drop Camera Survey for the Atlantic Sea Scallop

Published on: July 2, 2018

10.0K

优化广东限制沿海水域的渔业调查设计

Kui Zhang1,2,3, Li Su1,2, Yancong Cai1,2

  • 1South China Sea Fisheries Research Institute, Chinese Academy of Fishery Sciences, Guangzhou 510300, China.

Animals : an open access journal from MDPI
|November 27, 2025
PubMed
概括

调查设计影响广东沿海水域生物多样性估计. 系统采样 (SS) 优于物种丰富性,而分层随机采样 (StRS) 最好用于丰富性,指导有效的海洋监测.

关键词:
捕捞率是指捕捞的数量.主导物种的主导物种.渔业调查 渔业调查采样方法 采样方法种类丰富性 种类丰富性

更多相关视频

Development of New Methods for Quantifying Fish Density Using Underwater Stereo-video Tools09:32

Development of New Methods for Quantifying Fish Density Using Underwater Stereo-video Tools

Published on: November 20, 2017

9.7K
Modeling the Size Spectrum for Macroinvertebrates and Fishes in Stream Ecosystems07:41

Modeling the Size Spectrum for Macroinvertebrates and Fishes in Stream Ecosystems

Published on: July 30, 2019

7.9K

相关概念视频

Sampling Plans01:23

Sampling Plans

Sampling is a crucial step in analytical chemistry, allowing researchers to collect representative data from a large population. Common sampling methods include random, judgmental, systematic, stratified, and cluster sampling.
Random sampling is a method where each member of the population has an equal chance of being selected for the sample. It involves selecting individuals randomly, often using random number generators or lottery-type methods. For example, when analyzing the properties of a...
868