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Trevor Codlin

@trevorcodlin.bsky.social
613 followers 379 following 210 posts

Naturalist, birder, bird ringer, moth-er and photographer. Love the great outdoors, nightingales & ringed plovers. Hampshire (VC11), UK. Titchfield Haven Ringing Group

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Trevor Codlin @trevorcodlin.bsky.social · 28/09/2026
This Med Gull was ringed as an adult in Antwerp, Belgium on 21/06/2006 it was then seen on 29/06/2006 at Milford on Sea, Hants. On 06/11/2018 it was back at Milford & yesterday 27/09/2026 I saw it at Lee on Solent, Hants. An amazing 20yrs 3m 6 days (7403 days) since ringing. #ukbirding #birdringing
Adult Mediterranean Gull
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Trevor Codlin @trevorcodlin.bsky.social · 21/08/2026
I’ve caught two in my garden this last week Steve so they’re still around!
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Trevor Codlin @trevorcodlin.bsky.social · 01/08/2026
I had one in my south Hants (VC11) garden the night before last. CMR agrees it looks very Cryptic, but won’t get accepted unless examined sadly.
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Trevor Codlin @trevorcodlin.bsky.social · 23/05/2026
190:66 in my South Hants (VC11) garden was very welcome last night. Lots of NFY & some #migrantmothuk Highlights were Puss Moth, my second here, the last a wing only, cherry bark tortrix and a green bordered green pea. Migrant interest was 5 small mottled willows, 8 diamond backs and 2 rush veneers
Cherry bark tortrix - a fine looking mothSmall mottled willow - one of five last nightPuss moth!! My first live one in the garden
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Trevor Codlin @trevorcodlin.bsky.social · 12/04/2026
The start of my mothing season has been a bit hit & miss, with being away them bogged down with work. 10/04/26 was a tad windy so not surprised to get 40:12 but was surprised to get 5 diamond backs & 1 ea nutmeg, turnip moth and Dewick’s plusia amongst the usual suspects #migrantmothuk #teammoth
Dewick’s plusiaTurnip mothNutmeg
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Trevor Codlin @trevorcodlin.bsky.social · 19/02/2026
This is what it was like two weeks ago, same roost, same disturbance, more birds. Our wildlife doesn’t stand a chance unless things change, it’s seems ‘dog is king at the moment’ 🥲
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Trevor Codlin @trevorcodlin.bsky.social · 19/02/2026
That was until this spaniel ran through the roost and flushed everything. I missed the first and main flush, this was the aftermath, with smaller groups still being flushed. We have a strategy in place in Hampshire to protect these birds from disturbance, but it’s just not working.
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Trevor Codlin @trevorcodlin.bsky.social · 19/02/2026
There was a modest roost of c. 150 Dunlin and 100 ringed plovers at high tide on Gunner Point, Hayling Island. Down from the c. 1000 birds a couple of weeks ago. #ukbirding
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Trevor Codlin @trevorcodlin.bsky.social · 12/02/2026
Three ‘shanks’ wintering together at Bunny Meadows, NR Warsash, Hampshire. Spotted and Common Redshank and Common Greenshank #ukbirding
Spotted redshankCommon redshankCommon greenshank
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Trevor Codlin @trevorcodlin.bsky.social · 11/11/2025
Another bat survey today in South-east Hants, exploring tunnels on Portsdown Hill. The highlights for me were another Tissue, Buttoned Snout and Bloxworth Snout. Also a dozen or so herald moths and over 50 peacock butterflies. #teammoth
Tissue mothButtoned SnoutBloxworth Snout
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Trevor Codlin @trevorcodlin.bsky.social · 23/09/2025
It’s not been a great year numbers wise at Titchfield Haven NNR, but today the 200th grasshopper warbler of the year was ringed. This is now the highest total since 2014 when we ringed 341 from 29 sessions, this year there have only been 19 sessions so far. #ukbirding #birdringing
Grasshopper warbler
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Trevor Codlin @trevorcodlin.bsky.social · 22/09/2025
46:18 was better than expected from my cold S Hants VC11 garden. The undoubted highlight was a clifden nonpareil, 1 silver Y the other migrant. Others bits included northern deep brown dart 1, black rustic 1, pink barred sallow 1, sallow 3 and L-album wainscot 6. #teammoth #migrantmothuk
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Trevor Codlin @trevorcodlin.bsky.social · 03/08/2025
82:48 to my South Hants VC11 garden last night. Some nice bits - Jersey & Garden Tigers, shaded broad-bar, rosy rustic, four-spotted footman & a diamond back, but this Gypsy Moth was the star, a new moth for me. Great antennae - face on it looks like a brown long-eared bat #teammoth #migrantmothuk
Gypsy Moth - a few have been caught locally so no surprise really, but a new moth for me!Face on these antennae look like the big ears of a brown long-eared batThis pic a took a few years ago. A brown long-eared bat with ears up. I may have to start a new feed of moths that look like bats!
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Trevor Codlin @trevorcodlin.bsky.social · 17/07/2025
It’s now 21 days since my last plover post, we have found nest 11, outside the enclosure. It only had one egg, but the female was incubating it. Although she seems to have stopped now. Meanwhile, one chick from the brood 4 reported last time is still doing well. Fingerscrossed. #ukbirding
21 day old ringed plover chick21 day old ringed plover chickMum, standing guard very diligently
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Trevor Codlin @trevorcodlin.bsky.social · 16/07/2025
My 29th year monitoring nightingales in Hampshire this year, and it looks like a good year. The first birds were recorded back around 7th April, at least 16 males held territory locally and 5 breeding females confirmed. So far 3 juveniles ringed in 2025, proving breeding success. #ukbirding
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Trevor Codlin @trevorcodlin.bsky.social · 27/06/2025
Since my last post we have found two more nests, nest 9 was outside the enclosure & quickly predated by crows. Nest 10 was evidently missed as when I found it yesterday, the first chick had already hatched. By midday today 3 were running around but egg 4 was sat with just a hole. #ukbirding
Neely hatched chick - three eggs to goTwo newly hatched chicks two to goChick approaching parent for a quick warm upEgg four - still not hatched and being left for longer periods now. Maybe it won’t.
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Trevor Codlin @trevorcodlin.bsky.social · 14/06/2025
It’s only the 2nd I’ve had, any thoughts on this ermine? I caught 2 bird cherry, and two of these
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Trevor Codlin @trevorcodlin.bsky.social · 14/06/2025
Migrant action last night was limited to two species, foot-spotted footman of which there were 8, and a rush veneer. #migrantmothuk
Four-spotted footman, one of 8 last night, all males
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Trevor Codlin @trevorcodlin.bsky.social · 14/06/2025
182:76 to my S Hants VC11 garden last night, took a while to sort this AM. A lot NFY, some highlight were Rosy Marbled (1), Monochroa palustris, which is a real nice moth imo and a Nemapogon keonigi which was new for me also Paraswammerdamia nebulella. #teammoth
Nemapogon Koenig IMonochroa palustrisRosy marbledParaswammerdamia nebulla
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Trevor Codlin @trevorcodlin.bsky.social · 13/06/2025
Mothing has continued throughout the day, five lure put out and so far 9 orange-tailed clearwings and a red-belted have been attracted. Also flushed another silver Y out from the garden shrubbery! #teammoth #migrantmothuk
Orange-tailed clearwing attracted to VES lureSilver Y a nice fresh individual
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Trevor Codlin @trevorcodlin.bsky.social · 13/06/2025
109:56 to my S Hants (VC11) garden. A few NFY inc. four-spotted footman, small blood-vein, barred yellow, Pyrasta purpuralis and small dusty wave. Very little on the migrant front, just 2 diamond backs and a silver Y. #teammoth #migrantmothuk
Small blood-veinBarred yellowMale Four spotted footmanPyrasta purpuralis
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Trevor Codlin @trevorcodlin.bsky.social · 13/06/2025
After the initial high for the Hayling Is Ringed Plover Project it’s been tough. We’ve had 8 nesting attempts, 5 have been predated (3 fox, 1 crow & 1 unknown) despite being protected, two have hatched chicks (but they’ve not been seen since) & 1 still incubating. But there’s still time. #ukbirding
The ringed plovers on Hayling are resident- these two were ringed last summer and had different partners. They are currently incubating Nest 8.One of the unringed birds, hanging around the enclosureThis non-breeding individual has recently turned up on the site. Presumably in this plumage it hasn’t attempted to breed this year.A bonus summer plumaged sanderling was hanging around yesterday.
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Trevor Codlin @trevorcodlin.bsky.social · 06/06/2025
Early promise with a Great Oak Beauty and male Ghost Moth on the outside of my VC11 trap did not continue. Only 62:40 with little else of note, Monopis crocicapitella was the 2nd of the year as was an Ethmia dodecea. Another silver-y the only presumed migrant #migrantmothuk #teammoth
Male Ghost MothGreat Oak BeautyMonopis crocicapitella
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Trevor Codlin @trevorcodlin.bsky.social · 05/06/2025
Surprise catch of 101:44 to MV in my VC11 garden last night in grim conditions. A few migrants with silver-y & delicate, an Elegia similella very local here. Other hightlights, shoulder-stripe and Ditula angustiorana, snout, (all NFY) and L-album Wainscot (a fav of mine) #teammoth #migrantmothuk
L-album wainscotShoulder-stripe WainscotDitula angustioranaElegia similella
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Trevor Codlin @trevorcodlin.bsky.social · 01/06/2025
217:67 to MV, South Hants (VC11) last night. NFY’s inc. pretty chalk carpet, beautiful hook-tip, coronet, pinion-streaked snout and Lathronympha strigana. 1 each diamond back and delicate only #migrantmothuk also Clancy’s rustic, presumably not a migrant and another Bird’s Wing! #teammoth
Clancy’s RusticDelicateLathronympha striganaCoronet
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Trevor Codlin @trevorcodlin.bsky.social · 31/05/2025
As I have had to wait so many years to catch a Scarce Merveille du Jour in my garden, then catch a second two nights later - was it the same moth? The left hand moth was from two nights ago, the right last night. There are many differences in patterns and the first is the more worn- so no #teammoth
Scarce Merveille du Jour from 28th May - VC11Scarce Merveille du Jour -30th May - VC11
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Trevor Codlin @trevorcodlin.bsky.social · 31/05/2025
219:68 to MV in my South Hants (VC11) garden last night. Another Scarce MdJ! but the highlight - Bird’s Wing (NFG) - numerous NFY inc. Anarsia spartiella, Lyonetia clarkella, Ethmia dodecea, Lozotaeniodes formosana & Dark spectacle, etc. #teammoth 1 delicate the only migrant. #migrantmothuk
Aransia spartiellaComparison of Spectacle (left) and Dark Specticle (right)Bird’s wing - a new species for my gardenEthmia dodecea
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Trevor Codlin @trevorcodlin.bsky.social · 29/05/2025
227:68 to MV in my South Hants (VC11) garden last night. There were 22 NFY in that haul but the Scarce Merveille du Jour stole the show. In 25 yrs of mothing here, I’ve often wondered why I’ve not caught one as it is know from the Wickham area. We’ll finally it’s happened and what a beaut #teammoth
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Trevor Codlin @trevorcodlin.bsky.social · 22/05/2025
I found several in a small wood near Billingshurst the other day, one was a cracker the trunk the width of an A3 sheet!!
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Trevor Codlin @trevorcodlin.bsky.social · 20/05/2025
Another early start for a bird survey on the Isle of Wight (VC10). It was a hot day with butterflies & day flying moths the most interesting species - Small Heaths were abundant with over 100, 3 Dingy Skippers & single Wall Brown & Painted Lady. Plenty of Speckled Yellow moths too. #butterflies
Wall BrownDingy SkipperSmall HeathSpeckled Yellow moth
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Trevor Codlin @trevorcodlin.bsky.social · 19/05/2025
Insect of the day goes to this cracking female Oak (I think) Snakefly Phaeostigma notata. A species I don’t see very often at all and haven’t before in my South Hants (VC11) garden!
A female oak snakefly Phaeostigma notata
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Trevor Codlin @trevorcodlin.bsky.social · 15/05/2025
A very early start for a breeding bird survey but still managed to find a few moths. A local site for me so still in South Hants (VC11). There moths found as I wandered around the Hedge Beauty Albonia geoffrella, Plum tortrix Hedya pruniana and the silver grass-miner Elachista argentella. #teammoth
Hedge Beauty Albonia geoffrellaSilver grass-miner Elachista argentellaPlum tortrix Hedya pruniana
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Trevor Codlin @trevorcodlin.bsky.social · 13/05/2025
A cool night which was reflected in the 55:41 in my South Hants (VC11) garden. Cream bordered green pea was probably the highlight and could have been a migrant, #migrantmothuk otherwise single diamond back and rusty dot pearl. A fresh pine hawk was a real cracker as was the green carpet #teammoth
Green carpetCream bordered green pea - not that common in my garden so may be a migrantMocha my third of the yearA fresh pine hawk-moth
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Trevor Codlin @trevorcodlin.bsky.social · 12/05/2025
My first session for a few nights produced 89:50. 15 of those NFY, inc. Plutella porrectella, small seraphim, knot-grass, Eulia ministrana and 1 Dingy Mocha NFG, a rare moth in south-east Hants (VC11). #migrantmothuk were a Gem and 2 diamond backs. #teammoth and a male Stag Beetle.
Dingy Mocha a rare species in the south-east corner of HampshireGem, first of the yearNarrow-winged pugMale stag beetle
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Trevor Codlin @trevorcodlin.bsky.social · 06/05/2025
As someone who has been monitoring nightingale populations in Hampshire for over 35 years, you get used to the idea of rarely seeing them, or only seeing glimpses. This evening all the stars aligned and this male put on an amazing show!! #ukbirding #nightingales
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Trevor Codlin @trevorcodlin.bsky.social · 05/05/2025
There has been much going on in my South Hants (VC11) garden today, but two recently fledged song thrush chicks, being fed a diet of snail has the be the highlight. Rocks and paving stones were the preferred anvil choice, before the parent, split the snail in two and let the chicks do the rest!
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Trevor Codlin @trevorcodlin.bsky.social · 05/05/2025
Only 18:13 in my South Hants (VC11) garden last night. Sadly going rapidly backwards with these NE winds. Only NFY was Light Brocade, other highlights were 3 Poplar Hawk, 3 Muslin moths and another 2 Diamond Backs #teammoth #migrantmothuk
Light Brocade - the only new species of the year.
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Trevor Codlin @trevorcodlin.bsky.social · 04/05/2025
Unsurprisingly, colder weather and moth numbers were down last night. 42:22 in my South Hants (VC11), NFY purple bar, white ermine, heart & dart & blood-vein #teammoth Surprisingly, 11 of the moths were diamond backs, presumably having arrived during the nights before #migrantmothuk
Purple barDiamond back - one of 11 from last night
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Trevor Codlin @trevorcodlin.bsky.social · 02/05/2025
It’s looking good this year for Ringed Plovers on Hayling Is in our enclosure. We’ve now found 5 nests and yesterday had our first chicks, the earliest by about 3 weeks since we started the project. Fingers crossed they’ll fledge!! @rspb.bsky.social @wordsfromwez.bsky.social @btoengland.bsky.social
Adult ringed plover, ringed on the 16/05/2024, and back in the nesting enclosure this yearA ringed plover nest on bare shingle An incubating bird, nestled down on its eggsRinged Plover R//WW ringed on the 16/05/2025 last year in the same nesting enclosure
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Trevor Codlin @trevorcodlin.bsky.social · 02/05/2025
A respectable 99:46 to my S Hants VC11 garden last night. Too many NFY to mention, best of the bunch was Ethmia quadrillella, a new species for me. Two diamond backed the only migrants, although I did have white-point and Blair’s mocha too, which are likely residents now #teammoth #migrantmothuk
Ethmia quadrillella - a new species for me, but one that seems to be increasing May highflier - not a species I catch too often.Until a few years ago I never used to catch Marbled Browns, but it is now annual in my garden.Blair’s mocha - this species is now established in South Hants so this fresh individual is probably not a migrant.
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Trevor Codlin @trevorcodlin.bsky.social · 28/04/2025
I was up early this AM for a breeding bird survey in Sussex. As the meadow warmed my first Mother Shipton moth of the year appeared. And then found this glow-worm larvae on a bit of felt that had blown of a shed roof! #teammoth
Mother ShiptonGlow worm larvae
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Trevor Codlin @trevorcodlin.bsky.social · 19/04/2025
A vast improvement over the night before last night in my South Hants VC11 garden. 29:16. NFY were brimstone(2), flame shoulder(1), pale mottled willow(1), shuttle shaped dart(1) a lovely fresh campion and some migrants Dark Swordgrass and a diamond back! #teammoth #migrantmothuk
Campion - with pink hues showing wellDark swordgrass my first migrant of the year along with a diamond back (not pictured)
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Trevor Codlin @trevorcodlin.bsky.social · 18/04/2025
My mothing this year seems to be going backwards in my South Hants (VC11) garden, only 13:10 last night, but at least some new for year! They were Brindled beauty, Great prominent, red-twin spot carpet and Maiden’s blush!
Brindled beautyRed-twin spotted carpetGreat prominent Maidens blush
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Trevor Codlin @trevorcodlin.bsky.social · 15/04/2025
Found this beauty today in Winchester (VC11) which I think is the green-fanged tube-web spider Segestria florentina @britishspiders.bsky.social
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Trevor Codlin @trevorcodlin.bsky.social · 13/04/2025
A very underwhelming 36:10 to my South Hants (VC11) garden this AM. There was very little of note, NFY Bee moth and Chinese character (hopefully no tariffs apply), best was a well marked Blossom Underwing.
Blossom Underwing - the 4th this year in my gardenBee Moth - blending in well with this lichen covered branch
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Trevor Codlin @trevorcodlin.bsky.social · 09/04/2025
More patch gold today in the form of 2 glossy ibis! They have ventured here before but not for over a year now. It’s feeling more like a Mediterranean wetland, than a South Hants one, all I need now is a Garganey or perhaps a Little or Ballions Crake 😊🤞
Glossy Ibis Glossy Ibis - not a new species on my patch but the first for over a yearGlossy Ibis
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Trevor Codlin @trevorcodlin.bsky.social · 06/04/2025
I look forward to this day every year & it doesn’t matter how often I hear it. The song of the Nightingale is the best British woodland bird song & today my first one was back on territory!! Plenty of chiffs and blackcaps too and a very fresh speckled wood butterfly #ukbirding
Female speckled wood butterflyMale blackcap
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Trevor Codlin @trevorcodlin.bsky.social · 05/04/2025
Only 66:18 in my south Hants (VC11) garden, but it was a tad windy overnight. NFY purple thorn, nut-tree tussock, brindled beauty, powdered quaker and Agonopterix yeatian #teammoth
Agonopterix yeatianaBrindled beauty Lycia hirtaria
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Trevor Codlin @trevorcodlin.bsky.social · 05/04/2025
A quick visit to my patch this AM produced some patch gold with a great white egret. Not really a surprise as there has been one seen to the south at Titchfield Haven, but welcome all the same. A nice comparison with a local little egret. #ukbirding
Great white egret with a little egret
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Trevor Codlin @trevorcodlin.bsky.social · 04/04/2025
164:21 to my South Hants (VC11) garden last night. Lots of pus action which made it challenging NFYs were many-plumed, oak-tree pug, waved umber, frosted green, angle shades, lunar marbled brown and 3 blossom underwings - could they be #migrantmothsuk #teammoth
One of three blossom underwings. Not a common species here, could they be migrants?Lunar marbled brownFrosted green - I love this moth, sadly not the best image but you get the ideaWaver umber, a cracker!
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