Anglers are familiar with hellgrammites, but did you know they live up to five years underwater? World Around You: Hellgrammite lives underwater as larva for years before it becomes a fly Skip to ...

The mite name, which is used on several of Pott's patterns, is believed to be taken from the word hellgrammite, the larva of the Dobson Fly (Corydalis cornuta).

I don’t like hellgrammites. Mac studied the evidence thoughtfully and without any sign of squeamishness. But he’s a fly fisherman at heart and he wasn’t convinced. I’m not sure myself why I feel the ...

Most of you out there know that the hellgrammite is the larval stage of an incredibly ugly bug called the Dobson fly. These insects are found all over the world and I sometimes wonder if there are ...

After all, Reeder emphasized, a report drawn up by Virginia Tech professor Reese Voshell in 1980 found that hellgrammites feast on the caddis fly larvae, and they remain in abundance.

Last week's report included a note about how effective live hellgrammites are at fooling river smallmouth bass. This week, a little more information. Hellgrammites are the larva of the dobson fly ...