气象,即大气的状态和现象。如冷、热、干、湿、风、雨、霜、雾等各种物理状态和物理现象的统称。它对鱼类的活动与觅食影响极大,主要是:一、气象的变化直接影响气温、水温的变化。二、气象的变化牵连着气压的变化以及空气湿度的变化,从而使水中的溶氧量发生变化。三、气象的变 Meteorology, the state of the atmosphere and phenomena. Such as cold, heat, dry, wet, wind, rain, frost, fog and other physical states and physical phenomena collectively. It has great influence on the activities and foraging of fish. The main ones are as follows: 1. The change of meteorology directly affects the change of temperature and water temperature. Second, the changes in meteorology involve changes in air pressure and air humidity changes, so that the amount of dissolved oxygen in water changes. Third, the weather changes