I Never Knew I Was A Phenologist!

Preview text: This email is about phenology, the science of nature's seasonal timing. It is not about…

Thursday, May 28, 2026 at 2:30 AM EasternKlaviyo

Barbless FliesI Never Knew I Was A Phenologist!

Fit to screenFull size

Using this email in an article? Credit: Barbless Flies email via They Sent It, with a link to this page. Full-size image

Subject: I Never Knew I Was A Phenologist!
Preview text: This email is about phenology, the science of nature's seasonal timing. It is not about…
From: richard@barbless-flies.co.uk
Brand: Barbless Flies
ESP: Klaviyo
Sent: Thu May 28, 2026, 2:30 AM ET
Sent to: United Kingdom (barbless-flies.co.uk)
Size: 105 KB
Images: 16
Links: 16, 5 of them buttons
Subject length: 33 characters

Against Barbless Flies's usual

Sent in its busiest hour, 2 AM, which holds 72% of its emails. The subject is 33 characters; its average is 48.

Email headers

What the brand's servers put on this email. Our receiving servers, the address we subscribed with and unsubscribe links are left out.

from o1375.shared.klaviyomail.com [149.72.197.103] by our receiving server with ESMTPS
by recvd-…-vw8sh with SMTP
from (unnamed) by geopod-ismtpd-48 with HTTP

Other sending headers (names only): X-Kmail-Account, X-Kmail-Message, X-Kmail-Ops, X-Report-Abuse, X-SG-EID, X-SG-ID, X-Entity-ID

	Jun 9, 2026 2:30 AM	Open this - there might be £50 inside - If not, it will be an Emerging Caddis
	Jun 4, 2026 2:30 AM	The Advantage of Small Unweighted Nymphs - Summer Low Water Tactics
	Jun 2, 2026 2:30 AM	The 'post-Mayfly' fly most anglers have never heard of - but probably should.
	May 28, 2026 2:30 AM	I Never Knew I Was A Phenologist! (this email)
	May 26, 2026 2:30 AM	No idea what's hatching? Here's what to do (and use).
	May 21, 2026 2:30 AM	Bosnian Danica's - Direct from our man on the ground!
	May 19, 2026 2:42 AM	The 'Morning' Mayfly - Nymphs & Emergers