There are ones where the water, very shallow, is the lightest of blue, and there are ones where the depths vary, where there is shading from rocks above, where the light dances, and these I love.

Fingering weight (80% merino 20% nylon)

366m/430yd skeins

110g/3.9oz

2.25-3.25mm/1-3US

27-32 sts/10mm/4"