I think they are golden stones... fish won't be too interested.. they hatch out of water. Def. cranes up there though, but most fish seem to be keying in on caddis emergers... small parachute green caddis was doing just fine.
"Sure, we can assiduously three-quarter our wets downstream, mend and wait out each fly swing, over and over again, which to my way of thinking, anyway, relegates the angler to the role, not of nemesis as it should be, but of butler."
-Art Lee