Table 3.
Rates of primary productivity reported for Laminaria hyperborea.
| Region | Location | Lat/long | No. of populations | Depth range (m BCD) | Productivity (g C m-2 yr-1) | Reference |
|---|---|---|---|---|---|---|
| West Scotland | Arisaig | 56.9501, −5.8666 | 2 | 3–9 | 360 | 24 |
| West Scotland | Muldoanich | 56.9167, −7.4333 | 5 | 4–14 | 279 | 27 |
| West Scotland | Oban | 56.4558, −5.4458 | 3 | 4–9 | 197 | 27 |
| West Scotland | Luing | 56.2667, −5.6333 | 2 | 6–7 | 561 | 27 |
| Northern Irish Sea | Isle of Mann | 54.0858, −4.7700 | 2 | 1–2 | 603 | 27 |
| Southwest England | Plymouth | 50.3333, −4.1333 | 2 | 0–1 | 226 | 26 |
| Germany | Heligoland | 54.1891, 7.8785 | 1 | 0–4 | 434 | 73 |
| Norway | Hordaland | 60.1666, 5.0000 | 3 | 3–9 | 628 | 74 |
| Norway | Vega | 65.6766, 11.6410 | 3 | 3–9 | 366 | 74 |
| Norway | Finmark | 70.26–224.1852 | 3 | 3–9 | 260 | 74 |
| Iceland | Oddbjarnarsker | 65.3443, −23.1723 | 2 | 1–19 | 911 | 75 |
| Brittany | Sark Island | 49.4363, −2.3762 | 1 | 2 | 589 | 25 |
| Northern Scotland | Orkney | 58.9388, −3.2927 | 2 | 2–4 | 459* | This study |
| West Scotland | Oban | 56.3661, −5.6208 | 2 | 4–5 | 409* | This study |
| Southwest Wales | Broadhaven | 51.7738, −5.1752 | 2 | 3–4 | 228* | This study |
| Southwest England | Plymouth | 50.2911, −4.0472 | 2 | 3–4 | 264* | This study |
*Values are averages of the two sites and two methods (lamina extension and regrowth) used within each location.