title: A new method for measuring the ability of fish to orient in chemical gradients.
mesh_terms: D000818:Animals; D001362:Avoidance Learning / Q000502:physiology; D002628:Chemoreceptor Cells / Q000502:physiology*; D002755:Choice Behavior / Q000502:physiology; D005399:Fishes / Q000502:physiology*; D009043:Motor Activity / Q000502:physiology; D009482:Neurophysiology / Q000295:instrumentation*; D009949:Orientation / Q000502:physiology*; D012903:Smell / Q000502:physiology; D013649:Taste / Q000502:physiology