benthos

简明释义

英[ˈbenθɒs]美[ˈbenθɑs]

n. 海底；海底生物；海底的动植物群

英英释义

单词用法

同义词

反义词

例句

1.Unionidae is an important group of freshwater benthos. Due to the convergence phenomenon of freshwater mussels, there is still much controversy in the classification of Chinese Unionidae.

蚌科是淡水底栖动物的重要类群，由于淡水蚌类存在趋同现象，致使我国蚌科在分类上仍然存在许多争议。

2.All of 276 species of intertidal rocky benthos, Xiamen Island are reported in this paper. Algae, Molluscs and the others comprised 65. 21 % of all species.

本文报道了厦门岛岩相潮间带生物276种，其中藻类、软体动物和其他动物占总数的65.21%。

3.The fish feed on benthos, larva of aquatic insect and other fishes.

食性以底栖动物、水生昆虫以及鱼类幼体为主。

4.The benthos -- the animals living on and in the sediments -- populate this vast ecosystem.

海底生物群——生活在沉积物上和沉积物里的动物——构成了这个巨大的生态系统。

5.This paper discussed the relationship of gas hydrate to submarine land slide, global warming and benthos extinction.

论述了天然气水合物与海底滑坡、全球变暖和海底生物灭绝等地质、气象、生物灾害的关系。

6.The inspiration comes from the interesting shapes of benthos and weird flowers in the rain forest.

这套图标的灵感来源于海底的奇异生物及热带丛林的怪异花朵。

7.The inspiration comes from the interesting shapes of marine benthos and weird flowers in the rain forest.

这套图标的灵感来自于海底的奇特生物及热带丛林的怪异花朵。

8.Marine biologists often sample benthos 底栖生物 to assess the impact of pollution on ocean life.

海洋生物学家经常取样benthos 底栖生物以评估污染对海洋生命的影响。

9.Changes in benthos 底栖生物 populations can signal shifts in water quality.

在benthos 底栖生物种群中的变化可以预示水质的变化。

10.The diversity of benthos 底栖生物 in this river indicates a healthy environment.

这条河流中benthos 底栖生物的多样性表明环境健康。

11.Some species of fish rely heavily on benthos 底栖生物 for their diet.

一些鱼类高度依赖benthos 底栖生物作为食物来源。

12.The study of benthos 底栖生物 is crucial for understanding the health of aquatic ecosystems.

对benthos 底栖生物的研究对理解水生生态系统的健康至关重要。

作文

The term benthos refers to the community of organisms that live on or in the bottom sediments of aquatic environments, including oceans, rivers, and lakes. These organisms play a crucial role in the ecosystem, contributing to nutrient cycling and serving as a food source for various species. The benthos includes a diverse range of life forms, from microscopic bacteria to larger creatures like crabs and sea stars. Understanding the benthos is essential for appreciating the health of aquatic ecosystems and the services they provide to humans.In many aquatic habitats, the benthos is often overlooked, yet it is vital for maintaining ecological balance. For instance, benthic organisms help decompose organic matter, which recycles nutrients back into the water column. This process is fundamental to the productivity of aquatic environments, as it supports the growth of phytoplankton and other primary producers. Without a healthy benthos, these ecosystems could collapse, leading to a decline in fish populations and other wildlife.Research on the benthos has revealed fascinating insights into how these organisms interact with their environment. For example, studies have shown that the composition of benthos can indicate the overall health of an aquatic system. A diverse and abundant benthic community often signifies a well-functioning ecosystem, while a lack of diversity may suggest pollution or habitat degradation. Scientists use various methods, such as sediment sampling and underwater photography, to assess the health of benthos and monitor changes over time.Moreover, the benthos is also impacted by human activities, such as fishing, pollution, and climate change. Bottom trawling, a fishing method that drags nets across the seafloor, can severely damage the benthos and disrupt the delicate balance of these ecosystems. Additionally, pollutants like heavy metals and plastics can accumulate in the sediments, posing a threat to benthic organisms and those that rely on them for food. As climate change alters water temperatures and chemistry, the benthos may also experience shifts in species composition and abundance.Conservation efforts aimed at protecting the benthos are crucial for sustaining healthy aquatic ecosystems. Initiatives such as establishing marine protected areas and implementing sustainable fishing practices can help mitigate the impacts of human activities. Furthermore, raising public awareness about the importance of the benthos can foster a greater appreciation for our aquatic environments and encourage individuals to take action to protect them.In conclusion, the benthos is an integral part of aquatic ecosystems, providing essential services that support both marine life and human communities. By understanding and protecting the benthos, we can help ensure the health and resilience of our planet's waterways for generations to come.

术语benthos指的是生活在水生环境底部沉积物上的或在其中的生物群落，包括海洋、河流和湖泊。这些生物在生态系统中发挥着至关重要的作用，促进养分循环，并作为各种物种的食物来源。benthos包括从微观细菌到较大生物如螃蟹和海星等多种生命形式。理解benthos对于欣赏水生生态系统的健康及其为人类提供的服务至关重要。在许多水生栖息地中，benthos常常被忽视，但它对维持生态平衡至关重要。例如，底栖生物有助于分解有机物，这一过程将养分回收至水柱中。这个过程对水生环境的生产力至关重要，因为它支持浮游植物和其他初级生产者的生长。没有健康的benthos，这些生态系统可能会崩溃，导致鱼类和其他野生动物数量下降。对benthos的研究揭示了这些生物如何与环境相互作用的迷人见解。例如，研究表明，benthos的组成可以指示水体系统的整体健康状况。多样化和丰盛的底栖社区通常意味着生态系统功能良好，而缺乏多样性可能表明污染或栖息地退化。科学家使用各种方法，如沉积物采样和水下摄影，来评估benthos的健康状况并监测随时间变化。此外，benthos也受到人类活动的影响，例如捕捞、污染和气候变化。底拖网捕鱼是一种在海底拖网的捕鱼方法，可能会严重破坏benthos并扰乱这些生态系统的微妙平衡。此外，重金属和塑料等污染物可能在沉积物中积累，对底栖生物及依赖它们为食的生物构成威胁。随着气候变化改变水温和化学性质，benthos的物种组成和丰度也可能发生变化。旨在保护benthos的保护工作对维持健康的水生生态系统至关重要。建立海洋保护区和实施可持续捕鱼实践等倡议可以帮助减轻人类活动的影响。此外，提高公众对benthos重要性的认识可以促进对水生环境的更大欣赏，并鼓励个人采取行动来保护它们。总之，benthos是水生生态系统的重要组成部分，提供了支持海洋生物和人类社区的基本服务。通过理解和保护benthos，我们可以帮助确保我们星球水域的健康和韧性，造福后代。