Re: Newb help.
This is a fairly complete area hatch chart. You probably won't run into a lot of these and IMO they're missing a lot of caddis
If you plan on fishing early in the season, you will need those black caddis
Fly Fishing Hatch Chart: Northeast Hatches Deerfield River & New England
Here's a good article about the Deerfield. I'm more familiar with the upper Deerfield in VT myself.
THE DEERFIELD RIVER - Fly Fisherman
The Millers River Fishermen's Association, Inc.
The simpler the outfit, the more skill it takes to manage it, and the more pleasure one gets in his achievements.” --- Horace Kephart