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Fig. 2 | Movement Ecology

Fig. 2

From: Simulation experiment to test strategies of geomagnetic navigation during long-distance bird migration

Fig. 2

Overview of the Earth’s magnetic-field vectors. The geomagnetic intensity (F) can be represented by a vector in a 3-dimensional plane (geographic north (N), geographic east (E), down (C)). Its component in the N–E plane is the horizontal component (H). The angle between the field intensity and the horizontal plane is the inclination (I) and the angular difference between the geomagnetic and the geographic north is the declination (D)

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