Remove outer leaves from the arbutus twigs, leaving 3 to 4 leaves on top  Insert twig into salmon, season, and bake in oven , :170 degrees , for 5 to seven minutes , until cooked.
 Meanwhile, finely chop shallots, place in a bowl, add mustard, zest and juice of lemon, slowly WHISK in olive oil, finally add the cockles, tomatoes , capers and spring onions  and the wild garlic which you can cut into fine julienne
Spoon vinaigrette over salmon and serve