News

27 April 2025

Butser in the sun. I took the opportunity of a girls shopping day, and glorious sunshine, to revisit Butser today. Very good numbers of Grizzled Skipper, Small Heath and especially Dingy Skipper made their presence known along with the ever present Orange-tips and the odd Peacock. Duke of Burgundy are building nicely with at least half a dozen fresh males seen. New for year were Green Hairstreak, Common Blue and some delightfully fresh Brown Argus. It was also nice to catch up with a few like minded acquaintances who were on a similar mission. [Posted by Mark Tutton]

Fresh Male Duke
Photo © Mark Tutton

Broxhead Common field trip. Good to be out in the spring sunshine this morning and enjoying the first field trip of the new season. [Posted by Kevin Freeborn]

Small Copper
Photo © Kevin Freeborn
Common Heath Moth
Photo © Kevin Freeborn
Sand Lizard
Photo © Kevin Freeborn

25 April 2025

Brockenhurst Inclosures. With all the early emergences this spring, I thought I would chance my arm and see if I could see a Pearl-bordered Fritillary in the New Forest. It was mostly cloudy during the morning with a chilly breeze and I only saw a few Speckled Woods. However, the cloud cover broke up around midday and the afternoon was more productive with regular sightings of male Brimstones and a smattering of Green-veined, Large and Small Whites. Finally, around 3.30pm in the New Copse Inclosure, I saw a flash of orange and had a brief glimpse of a Pearl-bordered Fritillary. A little later, nearer Perrywood Ivy Inclosure, a saw another and was able to watch it for some time and obtain a record shot. [Posted by Ian Watts]

Pearl-bordered Fritillary
Photo © Ian Watts

Magdalen Hill Down NR. The first Common Blue female seen at the bottom of the hillside being chased around by a few Brown Argus [Posted by Sheila Anne Williams]

Photo © Sheila Anne Williams
Photo © Sheila Anne Williams
Photo © Sheila Anne Williams

24 April 2025

Magdalen Hill Down NR. We also saw quite a few Marsh Fritillaries today as well as 15 Small Heath - one of which had a dark black line under its spot. [Posted by Sheila Anne Williams]

Marsh Fritillary
Photo © Sheila Anne Williams
Small Heath with large black line
Photo © Sheila Anne Williams
Small Heath
Photo © Sheila Anne Williams

Magdalen Hill Down NR. A cloudy start to the day and a few butterflies were roosting but when the sun came out it was a good day on the hillside. We spotted 12 species including; Brimstone, Brown Argus, Common Blue, Green Hairstreak, Green-veined White, Grizzled Skipper, Orange-tip, Peacock, Small Copper, Small Heath, Speckled Wood and Dingy Skipper. As well as several moths including; Common Carpet, Mint Moth, Green Carpet and Mother Shipton. The highlight of the day was a mating pair of Dingy Skippers - they were also the most numerous butterfly of the day too - we spotted at least 21. [Posted by Sheila Anne Williams]

Dingy Skippers
Photo © Sheila Anne Williams
Dingy Skippers
Photo © Sheila Anne Williams
Dingy Skipper
Photo © Sheila Anne Williams

22 April 2025

Large Blue appeal. The Royal Entomological Society has a fundraiser for the Large Blue running over the next week - do help if you can. [Posted by Pete Eeles]


Magdalen Hill Down NR with Claire. We spotted 15 species of butterflies including; Small Copper (My #19 for 2025), Marsh Fritillary (My #20 for 2025). We also saw, Common Blue, Holly Blue, Brown Argos, Dingy Skipper, Grizzled Skipper, Small White, Green-veined White, Peacock, Red Admiral, Orange-tip, Green Hairstreak, Small Heath and Speckled Wood. [Posted by Sheila Anne Williams]

Marsh Fritillary
Photo © Sheila Anne Williams
Small Copper
Photo © Sheila Anne Williams
Common Blue
Photo © Sheila Anne Williams

20 April 2025

Marsh Fritillary now flying. A few hours at Magdalen Hill Down this afternoon yielded 10 species with two firsts for the year.

Five male Marsh Fritillary were seen, with at least one having only just emerged. When digging down to see if I could find its pupal case, I came across another first - the only Marbled White caterpillar I've ever found!

Thankfully, it seems that I won't be waiting until September to see a Small Copper this year.

Grizzled Skipper, Dingy Skipper, Orange-tip, Brimstone, Small Heath, Peacock and Brown Argus also seen. [Posted by Lee Hurrell]

Marsh Fritillary, Magdalen Hill Down, 20th April 2025
Photo © Lee Hurrell
Marbled White larva, Magdalen Hill Down, 20th April 2025
Photo © Lee Hurrell
Small Copper, Magdalen Hill Down, 20th April 2025
Photo © Lee Hurrell

19 April 2025

Common Blue. My first Common Blue of the year spotted late afternoon on the bottom slope at Magdalen Hill Down NR. [Posted by Sheila Anne Williams]

Common Blue
Common Blue
Common Blue

Ultraviolet-induced Fluorescence. The immature stages of many Lepidoptera are known to fluoresce when showered with UV radiation. This thought-provoking article by Ben Greenaway provides a theory as to why the immature stages of many Lepidoptera are known to fluoresce and the evolutionary advantage of doing so. [Posted by Pete Eeles]

A fluorescing final instar Purple Emperor caterpillar
Photo © Ben Greenaway

MHD lease renewed. In case you missed it, a new 10-year lease for Magdalen Hill Down has been agreed between The Church Commissioners for England and Butterfly Conservation at Magdalen Hill Down. I'm sure this will come as a relief to those that volunteer and visit MHD, given the current financial pressures that BC is facing. It is, however, unfortunate that the BBC decided to use an image of a Mazarine Blue in their article, as hopeful as we are that this species might return! [Posted by Pete Eeles]

17 April 2025

Pebble Prominent. When one of only three moths in the home trap is as beautiful as this Pebble Prominent, I don't mind. [Posted by Lee Hurrell]

Pebble Prominent, Winchester, 17th April 2025
Photo © Lee Hurrell
Pebble Prominent, Winchester, 17th April 2025
Photo © Lee Hurrell

Brown Argus out at Magdalen. Four Brown Argus and two Small Heath were early firsts for the year at Magdalen Hill Down. Both were the earliest I've seen either species. Also seen were Green Hairstreak, Holly Blue, Grizzled Skipper, Dingy Skipper, Large White, Small White, Green-veined White, Orange-tip, Brimstone, Red Admiral, Comma, and Peacock. [Posted by Lee Hurrell]

Brown Argus, Magdalen Hill Down, 17th April 2025
Photo © Lee Hurrell

Dukes showing well at Noar Hill. Saw Noar Hill in wonderful form today - in the sun with the Cowslips out, with at least 12 Dukes both male and female all around the pits. Many other butterflies were also flying including my first Green hairstreak, Dingy Skipper and Small Heath of the season. [Posted by Claire Hartt-Palmer]

16 April 2025

Orange tips are showing well at Farlington Marshes. I returned to Farlington Portsmouth after a week away, to discover the Orange tips have emerged behind the motorway with plenty of their larval food plant Cuckoo-flower blossoming for them. [Posted by Claire Hartt-Palmer]


HOS Presentations. For those that are interested, the presentations from the Hampshire Ornithological Society members' day were recorded and can be found here. [Posted by Pete Eeles]

14 April 2025

Early emergences at Butser Hill. I ventured to Butser Hill more in hope than anticipation in weak sunshine and an annoyingly cool easterly breeze. I took my usual route from the car park along the western hedge line and after twenty minutes I was photographing my first Duke of Burgundy of the year. What made this more pleasing is that they have been very scarce in this area for a couple of years following some fencing replacement. A few Grizzled and Dingy Skippers made use of some warmer sunshine and most surprising of all was an exceedingly early Small Heath - my earliest ever by more than two weeks! [Posted by Mark Tutton]

Grizzled Skipper
Photo © Mark Tutton
Duke of Burgundy
Photo © Mark Tutton
Dingy Skipper
Photo © Mark Tutton

12 April 2025

Morn Hill Moths. The milder night forecast for 12th April led to the moth traps being put at Morn Hill, which were checked on the 13th. A splendid 76 moths of 22 species were recorded, including the stunning Chinese Character, Lunar Marbled Brown, and Iron Prominent pictured. [Posted by Lee Hurrell]

Chinese Character, Morn Hill, Winchester, 12th April 2025
Photo © Lee Hurrell
Lunar Marbled Brown, Morn Hill, Winchester, 12th April 2025
Photo © Lee Hurrell
Iron Prominent, Morn Hill, Winchester, 12th April 2025
Photo © Lee Hurrell

Magdalen Hill Down. No Mazarine Blues to report, sadly, but a lovely morning nonetheless among the cowslips at MHD. Butterflies seen: Brimstone 12+, Peacock 12+, Grizzled Skipper 12+, Dingy Skipper 3, Green Hairstreak 1, Green-veined White 2, and all under the watchful eyes of the resident kestrel pair. [Posted by Kevin Freeborn]

Photo © Kevin Freeborn
Photo © Kevin Freeborn
Photo © Kevin Freeborn

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