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(A and B) Average acceleration of the focal fish vs. position (ϑ) and orientation (φ) of the neighbors. (A) repulsion zone (r ≤ 6 cm); (B) attraction zone (r > 6 cm); (C and D) average turning angle (α) of the focal fish vs. position (ϑ) and orientation (φ) of the neighbors. (C) repulsion zone (r ≤ 6 cm); (D) attraction zone (r > 6 cm).
