Species Year 2.5 m 5 m 10 m 15 m
All kelps
2012 2021 9.5 ± 0.3 8.6 ± 5 3 ± 2 4 ± 2 0 0.5 ± 0.2 0 0.005 ± 0.004
Alaria esculenta
2012 2021 0 5 ± 6 0.3 ± 0.4 3.2 ± 2 0 0.5 ± 0.2 0 0.005 ± 0.004
Digitate kelps
2012 2021 9 ± 0.6 2.8 ± 4 1.5 ± 1.4 0.3 ± 0.3 0 0 0 0
Saccharina latissima
2012 2021 0.5 ± 0.7 0.8 ± 0.7 1 ± 0.4 0.27 ± 0.2 0 0 0 0
Other Phaeophyceae
2012 2021 0 0.04 ± 0.07 0.11 ± 0.08 0.15 ± 0.15 0.25 ± 0.25 0.22 ± 0.29 0.1 ± 0.1 0.006 ± 0.006
Desmarestia aculeata 2021 0 0.02 ± 0.02 0.14 ± 0.22 0.005 ± 0.006
Desmarestia viridis 2021 0 0 0.004 ± 0.007 0.002 ± 0.003
Halosiphon tomentosus 2021 0.005 ± 0.008 0.08 ± 0.13 0.0006 ± 0.001 0
Saccorhiza dermatodea 2021 0.035 ± 0.06 0.01 ± 0.024 0 0
Young Laminaria spp. 2021 0 0.03 ± 0.02 0.07 ± 0.08 0
Rhodophyta
2012 2021 0 0.02 ± 0.01 0.03 ± 0.06 0.14 ± 0.14 0.88 ± 0.87 1.35 ± 0.24 1.8 ± 1.3 0.8 ± 0.6
Euthora cristata 2021 0 0.006 ± 0.004 0.03 ± 0.04 0.0002 ± 0.0004
Phycodrys rubens 2021 0.0005 ± 0.0004 0.06 ± 0.06 0.99 ± 0.26 0.75 ± 0.6
Ptilota spp. 2021 0.015 ± 0.013 0.077 ± 0.078 0.33 ± 0.08 0.06 ± 0.07
All understory
2012 2021 0 0.055 ± 0.08 0.15 ± 0.08 0.29 ± 0.2 1.1 ± 1.1 1.57 ± 0.47 1.9 ±1.4 0.8 ± 0.6
All seaweeds
2012 2021 9.5 ± 0.3 8.6 ± 5 3 ± 2 4 ± 2 1 ± 1 2 ± 0.2 2 ± 1 0.8 ± 0.6