Connecticut River, NH Hatch Chart — Big Y Fly Co

	Insect	Size	Begin	End
	BWO	18-22	April 15	October 15
	Little Black Caddis	18-22	May 1	June 15
	Caddis	12-16	May 15	September 30
	Hendrickson	12-14	May 1	June 30
	March Brown	10-12	May 15	June 15
	Sulphur	16-18	June 15	July 31
	Yellow Salmonfly	12-14	June 15	July 31
	Light Cahill	14	June 15	August 15
	Brown Drake	10	June 15	July 15
	Yellow Drake	12	June 15	July 31
	Terrestrials	6-18	July 15	September 30

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