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在Heterotis niloticus手指的呼吸行为:对氧气,温度和运动制度的变化作出反应
Henry Owusu Adjei1, Robert Yadama Laar1, Prince Ofori-Darkwah1
1Department of Fisheries and Watershed Management, Faculty of Renewable Natural Resources, Kwame Nkrumah University of Science and Technology, Kumasi, Ghana.
Journal of fish biology
|July 8, 2023
概括
非洲骨舌鱼 (Heterotis niloticus) 的指主要依赖于呼吸空气. 环境因素,如缺氧和温度,再加上身体活动,显著增加他们的空气呼吸频率,表明对不断变化的条件的敏感性.
科学领域:
- 鱼类学 鱼类学 鱼类学
- 鱼类生理学 鱼类生理学
- 在水中呼吸系统.
背景情况:
- 鱼类呼吸空气是对低氧环境的适应.
- 这种有义务呼吸空气的鱼 Heterotis niloticus 鲜为人知.
- 这项研究研究了影响H. niloticus fingerlings呼吸空气的因素.
研究的目的:
- 评估非生物因素 (氧气,温度) 对H. niloticus指纹的空气呼吸频率 (fAB) 的影响.
- 为了确定身体活动和运动压力对H. niloticus指纹的fAB的影响.
- 为了描述H. niloticus指纹的空气呼吸行为.
主要方法:
- 在H. niloticus的指纹上进行了实验,以在不同氧气水平,温度和消耗性运动后测量fAB.
- 在空气吞游览期间观察到行为反应.
- 进行了统计分析,以将环境因素和活动与fAB相关联.
主要成果:
- H. niloticus的指纹表现出快速的空气吞行为,呼吸间隔非常可变.
- 缺氧显著增加了大约2.5倍的fAB.
- 高温 (27°C和32°C) 和耗尽性运动显著增加了fAB (高达3倍).
结论:
- H. niloticus的指纹显示出对空气呼吸的强烈依赖.
- 它们的空气呼吸模式对环境压力因素如缺氧和热量过高非常敏感.
- 活动水平,包括运动引起的压力,显著调节这种物种的呼吸行为.
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