Vegetation, aquatic, importance of, [7]
aquatic, development of, [9]
importance of, at water side, [19]
on banks of water, [9], [19]
round rearing ponds, [32], [55]
Water-boatman, [10], 64
beetles, [11], [58]-60, [63]
bugs, [63]-4
celery, [13]
cress, [13]
crowfoot, [13]
flea, [12], [48]
lilies, [13]
lobelia, [13]
louse, [65]
scorpion, [64]
starwort, [13]
Weeds, importance of, in waters, [7]
planting in ponds, [7]
in streams, [8]
Willow round rearing ponds, [32], [55]
at water side, [19]
Windermere char, [78]
Yearling trout, [56]
Yearlings, feeding of, [67]
removal of, from rearing pond, [70]
separating, [68]
turning out, [68]-9