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. 2020 Jul 22;10:12161. doi: 10.1038/s41598-020-69238-x

Table 1.

Summary of environmental and ecological variables measured at each site.

Location Site Depth (m BCD) Spring min T (°C) Summer max T
(°C)
Mean daily light (lumens m-2) Max wave water motion (m s−1) Max tidal water motion (m s−1) Mean NO3− + NO2− (μM) Mean PO43-
(μM)
Mean density Echinus (inds m−2)
N Scotland (A) A1 2 7.06 13.78 3,290 1.32 0.20 2.05 0.22 0.0
N Scotland (A) A2 4 7.06 13.89 2,592 0.30 0.23 1.92 0.23 0.5
W Scotland (B) B1 5 7.29 13.99 2,543 0.45 0.15 2.65 0.27 0.1
W Scotland (B) B2 4 7.21 13.67 1696 0.13 0.05 2.53 0.26 0.1
SW Wales (C) C1 4 9.97 17.13 1519 0.73 0.21 3.16 0.21 0.2
SW Wales (C) C2 3 9.29 17.06 976 0.39 0.10 2.67 0.22 0.3
SW England (D) D1 3 9.65 17.83 1,500 0.89 0.16 3.41 0.13 0.1
SW England (D) D2 4 10.02 18.10 1553 0.39 0.12 3.05 0.15 0.0