Comparisons of day-time and night-time hydroacoustic surveys in temperate lakes

Open Access

Fig. 2

Linear relationship between day and night results for upper (A) and lower (B) depth layers in 14 temperate lakes. A star indicates significant correlations (p < 0.05). The red line represents the 1:1 line, and the black line the relationship estimated by the SMA (N = 14).

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