| The children's trays began to fill with mayfly nymphs, aquatic sow bugs, and the larvae of blackflies, caddis flies, and bloodred midges. |
| It's also the hopper season, so grasshoppers and caddis patterns are the usual fare. |
| In rivers rainbow trout will feed primarily upon the larvae of mayflies and caddis flies. |
| It put us in mind of the caddis worms which we had seen in ponds in England. |
| For the bundle of sticks is really a log house that the caddis has built for itself. |
| It included specimens of fourteen insect orders, with major holdings of New Zealand moths, butterflies, beetles, stoners, caddis and bugs. |
