| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
| April 2026 |
|---|
| Date | Location | Species | Reporter | Description |
|---|---|---|---|---|
| 21st | Great Holland Pits NR (TM202192) | Comma, Peacock, Small White, Orange-Tip, Speckled Wood, Green Hairstreak | Brian Goodey | Our first green hairstreak this year. |
| 19th | St Peter and St Paul’s Church, Hockley (TQ826933) | Comma, Peacock, Red Admiral, Small White, Green-veined White, Orange-Tip, Speckled Wood, Wall | David Glover | 4x Small White 2x Orange Tip 2x Comma 2x Peacock 1x Green-veined White 1x Wall 1x Speckled Wood 1x Red Admiral |
| 19th | Paxton Pits (TL199628) | Comma, Peacock, Brimstone, Green-veined White, Orange-Tip, Grizzled Skipper, Holly Blue | Roger Orbell | 4 Grizzled Skipper |
| 19th | Ingrebourne country park | Peacock, Brimstone, Small White, Green-veined White, Orange-Tip, Speckled Wood, Green Hairstreak, Small Copper | Janet Edmunds | Warm breezy day was lucky to find a small copper the first for me this year alone with a green hairstreak a speckled wood a few peacocks and plenty of mixed whites mostly in flight. |
| 19th | Holme Fen (TL199892) | Small Tortoiseshell, Peacock, Brimstone, Green-veined White, Orange-Tip, Grizzled Skipper, Small Copper | Rosalyn Payne & Phil Bromley | Cool but mostly sunny, 12.00 - 1.30. Grizzled Skipper 4, Small Copper 1, Small Tortoiseshell 1, Brimstone 2, Orange-tip 3, Peacock 20+, Green-veined White 15. |
| 19th | Holme Fen (TL198895) | Peacock, Brimstone, Green-veined White, Orange-Tip, Grizzled Skipper, Small Copper | Roger Orbell | 2 Small Copper, 3 Grizzled Skipper |
| 18th | Wilbraham fen (TL515593) | Green Hairstreak | Andrew Maddocks | 1 on Hawthorn |
| 18th | Little Paxton Pits Nature Reserve (TL1963) | Grizzled Skipper | Charles Nicol | only two seen. a mating pair. |
| 18th | Litlington, South Cambs (TL311428) | Red Admiral, Brimstone, Orange-Tip, Holly Blue | Phillip Hastings | 2 x Brimstone (m); 1 x Brimstone (f) 2 x Orange-Tip (m); 1 x Orange-Tip (f) 2 x Holly Blue 1 x Red Admiral Mostly flying around/feeding on Honesty in garden on warm sunny morning |
| 18th | Hawkspur Green (TL643317) | Painted Lady | Steve Austin And Gillian Marchant | Single on the footpath. May be the earliest we've seen in the UK |
| 18th | Eastcliff Footpath, Holland on Sea (TM192159) | Peacock, Brimstone, Small White, Orange-Tip, Speckled Wood, Holly Blue | Brian Goodey | P5, B3, SWt5, OT1, SWd9, HB7. |
| 18th | Brampton Wood (TL184698) | Comma, Peacock, Brimstone, Green-veined White, Orange-Tip, Speckled Wood | Steve Binding | 3/4.35pm Sun/Cloud/Breezy 17c. (6m)OTip.(6m)Brim.(18)SpecWood. (14)PCock.(2)Comma.(3)GVWht. 4/5 UN ID White. |
| 17th | nr St Osyth (TM144159) | Small White, Large White, Orange-Tip, Holly Blue | Simon & Pat Cox | singles of each in our garden today |
| 16th | Linton (TL5646) | Green-veined White, Orange-Tip, Holly Blue | Richard Berry | Single example of each flying around gardens, during sunny spells |
| 15th | Linton (TL5646) | Peacock, Green-veined White, Orange-Tip, Holly Blue | Richard Berry | |
| 14th | Langdon Hills (EWT Willow Park) | Painted Lady, Orange-Tip, Speckled Wood | Andrew Cox | |
| 13th | Devil's Dyke Reach | Peacock, Brimstone, Green-veined White, Orange-Tip, Speckled Wood, Green Hairstreak, Holly Blue | Lorraine Mathews | 4 Green Hairstreaks seen in meadows area just off the Devils dyke path at Reach. 6 Orange-tips, 12 Peacocks, 3 Speckled Woods 10 Holly Blues and 10 Brimstones |
| 10th | Wandlebury County Park | Peacock, Green-veined White, Orange-Tip, Speckled Wood, Green Hairstreak | Lorraine Mathews | 2 Orange-tips 1 Speckled Wood, 1 Green-veined White, 3 Peacocks and 1 Green-veined White seen resting in the grass |
| 10th | Perry Lagoons (TL157669) | Peacock, Green-veined White, Orange-Tip, Speckled Wood, Holly Blue | Steve Binding | 12.45/1.40pm sun/cloud. (11)PCock.(8)SpecWood.(1m)OTip. (1)HollyB.(1m)GVWht. 2 Un ID White. |
| 10th | Clacton on Sea, esplanade (TM171141) | Painted Lady | Brian Goodey | A single painted lady flying strongly southwards. |
| 9th | Eastcliff Footpath, Holland on Sea (TM192159) | Comma, Peacock, Brimstone, Small White, Speckled Wood, Holly Blue | Brian Goodey | C2 P3 B3 SWt3 SWd5 HB2. |
| 9th | Church End Hilton (TL292660) | Orange-Tip, Holly Blue | Alan Coles | One male Orange Tip and one Holly Blue mid morning |
| 8th | nr St Osyth (TM144159) | Comma, Peacock, Brimstone, Small White, Large White | Simon & Pat Cox | singles of all 5 listed, in our garden today |
| 8th | Paxton Pits (TL195629) | Comma, Peacock, Brimstone, Small White, Orange-Tip, Speckled Wood, Holly Blue | Steve Binding | 10.48am/1pm sunny hot. (6m+1fm)OrgTip.(4m+2fm)Brim. (1)Comma.(1)SpecWood.(5)PCock. (5)HollyB. No Grizzled seen with seven of us searching the main area at Redlands. |
| 7th | Thorndon Park (south) | Peacock, Brimstone, Small White | Andrew Cox | |
| 7th | Ramsey (TL2785) | Peacock, Holly Blue | Tony Lack | 1 Holly Blue & 2 Peacocks in my garden in warm sunshine. |
| 7th | Fordham (TL633689) | Peacock, Brimstone, Small White, Large White, Speckled Wood, Green Hairstreak, Holly Blue | Nick Milne | Freshly emerged Green Hairstreak seen on lunchtime walk. Also 2 Holly Blues, 1 Speckled Wood, 1 L White, 2 S White & multiple Peacock & Brimstone |
| 7th | East tilbury | Comma, Peacock, Brimstone, Small White, Green-veined White, Orange-Tip, Speckled Wood | Janet Edmunds | 30+peacock, 20+ comma, 5 speckled wood, 20+ mixed whites ID small and green vein, a few brimstone in flight and a fly by orange tip male. Very windy but warm day. |
| 6th | Westley Heights C. Park. | Peacock, Brimstone | Andrew Cox | |
| 6th | Warley Country Park (TQ584927) | Comma, Peacock, Brimstone, Other butterfly | Rob Smith | Large Tortoiseshell - possibly seen in flight from Sallow blossom 3.20pm, then seen basking in reeds by pond at 5.20pm. Unable to relocate following day (07/04) from 2.20-6.20pm. Also Brimstone 4m, Comma 3, Peacock 9 |
| 6th | St Peter and St Paul's Church, Hockley (TQ826933) | Comma, Peacock, Brimstone, Small White, Large White, Wall | David Glover | 4x Peacock 2x Brimstone 2x Comma 2x Small White 1x Large White 1x Wall |
| 6th | Langdon Hills ( EWT Lincewood ) | Peacock, Brimstone, Large White, Speckled Wood | Andrew Cox | Three males brimstones. |
| 6th | Hope Farm Knapwell | Comma, Peacock, Brimstone, Green-veined White | Alan Coles | 5 Brimstone males, 2 Comma, 2 Peacock and one Green-veined White between 11.30a.m and 12.00 o'clock. |
| 6th | Hatfield Forest | Comma, Peacock, Brimstone, Green-veined White, Orange-Tip, Speckled Wood | Laurence Drummond | Up the west side also in TL51J and TL52F, 1 Comma, c.40 Peacock, c.40 Brimstone (4 or 5 females), 1 Green -veined White, 1 Orange tip (male), 1 Speckled Wood. |
| 6th | Gt Staughton River walk (TL135642) | Small Tortoiseshell, Comma, Peacock, Brimstone, Green-veined White, Orange-Tip | Steve Binding | sunny/breezy 14c 4hr walk including GT Staughton meadows and old grave yard. (46)PCock.(1)Comma.(1)SmTort. (3) very fresh GVWht.(5m)Brim. (1m)OrgTip. |
| 6th | Eastcliff Footpath, Holland on Sea (TM192159) | Comma, Peacock, Brimstone, Small White, Speckled Wood, Holly Blue | Brian Goodey | C3, P3, B3, SWt5, SWd1, HB1. A good number of butterflies seen following the chilly winds and cold spell. Nice to get our first speckled wood and holly blue of the year. |
| 1st | Tylers Wood/Common (TQ5690) | Comma, Peacock, Brimstone, Speckled Wood | Rob Smith | first transect: Peacock 17, Comma 3, Brimstone 4m, Speckled Wood 1 |
| March 2026 |
|---|
| Date | Location | Species | Reporter | Description |
|---|---|---|---|---|
| 31st | Larsens Recreation Ground, Waltham Abbey (TL390004) | Peacock, Brimstone, Small White | Tom Simon | |
| 31st | Garden in Barton Road Cambridge | Holly Blue | Jeff Riley | A single individual in flight |
| 31st | Devils Dyke. First section July Race Course by the (TL617616) | Peacock, Brimstone, Small White | Kevin Wilson | Walked along the top of the first section of the dyke during a short spell of sun. 2 male Brimstones seen, 2 Peacocks and 1 Small White. 4.10 pm-4.35 pm. |
| 26th | Great Holland Pits (TM201192) | Comma, Peacock, Small White | Richard And Sandy GreatRex | Single individuals of each species, in bright sun but cold air. |
| 26th | Betts Wood, Hockley (TQ832928) | Peacock, Red Admiral, Brimstone, Small White | David Glover | Lovely sheltered sun trap on the western edge of Betts Wood. 4x Peacock 1x Red Admiral 1x Brimstone 1x Small White |
| 23rd | Newnham, Cambridge (TL443571) | Orange-Tip | Jeffrey Stenning | Male flew through towards Paradise LNR |
| 23rd | Burwell Fen Wicken (TL555692) | Small Tortoiseshell, Peacock | Kevin Wilson | 6 Peacocks and 1 Small Tortoiseshell seen around Burwell Fen between 12.25 pm-2.10 pm. |
| 22nd | Coton Countryside Reserve, ridge & furrow fields (TL414582) | Orange-Tip, Peacock | Jeffrey Stenning | Male Orange-tip along outside of ridge & furrow fields western boundary hedge then flew through to the fields. A handful of Peacock in the wider general area was the only other species seen. |
| 21st | Hardwick Wood (TL3557) | Small Tortoiseshell, Comma, Peacock, Red Admiral | Vince Lea, Louise Bacon And Amy Wolstenholme | Remarkably no Brimstone seen during a warm sunny afternoon of coppicing. |
| 19th | nr St Osyth (TM144159) | Comma, Peacock, Small White | Simon & Pat Cox | 3 Peacocks, 2 Commas & 1 Small White in our garden |
| 19th | Weeley (TM1420) | Brimstone | Simon & Pat Cox | Brimstone on roadside verge while driving |
| 19th | Monks Wood (TL1980) | Comma, Peacock, Brimstone, Green-veined White | Rosalyn Payne & Phil Bromley | Sunny 17 deg, Comma 4, Peacock 14, Brimstone 3, Green-veined White 1 |
| 19th | Circular walk from High Roding to Great Canfield. | Comma, Peacock, Brimstone, Orange-Tip | Rosie & Bill Perkins, Linda & George Jenkins. | 3,Orange-tip, 4,Comma, 10,Peacock, 11,Brimstone. |
| 18th | Houghton (TL284723) | Speckled Wood | John Winterbottom | 1 settled briefly on my back garden lawn 9.30am |
| 18th | Houghton (TL284723) | Holly Blue | John Winterbottom | In my garden, 13.30 this afternoon. |
| 18th | Holme Fen (TL199896) | Small Tortoiseshell, Comma, Peacock, Brimstone | Sharon Hearle | 12 Peacock, 4 Comma, 2 Small Tortoiseshell, 3 Brimstone and a single Orange Underwing moth |
| 18th | Fowlmere RSPB (TL4045) | Small Tortoiseshell, Comma, Peacock, Brimstone | Ade Cooper | 10 Brimstone, 1 Comma, 2 Peacock, 1 Small Tortoiseshell |
| 18th | Comberton Garden (TL386563) | Brimstone, Small White | Tony Roberts | Brimstone 2 Small White 2. |
| 18th | Alresford Creek, River Colne, Essex (TM0619) | Brimstone | Simon Cox | Single Brimstone |
| 17th | nr St Osyth (TM144159) | Comma, Peacock | Simon & Pat Cox | 3 Peacocks & 2 Commas in our garden |
| 17th | Chipping Ongar allotments (TL5502) | Small Tortoiseshell, Peacock | Peter Merrett | |
| 14th | Harrow Lodge Park and The Chase Local NR | Small Tortoiseshell, Comma, Peacock | Zayed Ahmed | A stunning 15+ Comma despite the cool and windy weather, along with 6+ Peacock and 3 Small Tortoiseshell. |
| 9th | Honeypot Lane Allotment Site, Brentwood (TQ583935) | Comma | Barbara Beckett | Our first butterfly of the year on the allotment. |
| 5th | broadway cemetery peterborough (TL1999) | Comma, Peacock | Adrian Coe | calm warm sunny weather at 1530hrs it was resting on gravestone in the sun |
| 5th | New Shardelows Farm near Fulbourn (TL537542) | Small Tortoiseshell, Peacock, Brimstone | Kevin Wilson | 3 Peacocks and 1 Small Tortoiseshell nectaring on Blackthorn flowers.Also flight views of 2 male Brimstones. 12.55 pm-1.45 pm. |
| 5th | Comberton Garden (TL386563) | Small White, Large White | Tony Roberts | Large White 1. Small White 1. |
| 2nd | nr St Osyth (TM144159) | Peacock | Simon & Pat Cox | Single Peacock in our garden |
| 2nd | St Ives, Thicket Path (TL2971) | Small Tortoiseshell, Comma, Peacock, Brimstone | Rosalyn Payne | Sunny, 14 deg no wind. Small Tortoiseshell 1, Comma 3, Peacock 1, Brimstone 3m - 1f. |
| 2nd | Ramsey (TL2785) | Peacock, Brimstone | Tony Lack | Singles of Peacock & male Brimstone in warm sunshine in my garden. |
| 2nd | Litlington, South Cambs (TL311428) | Peacock | Phillip Hastings | 2 x Peacocks feeding on hyacinths in warm sunshine - first butterflies seen in the garden this year. |
| 2nd | Hare Park Six MileBottom (TL583589) | Brimstone | Kevin Wilson | 4 male Brimstones in flight between 12.50 pm-12.54 pm. |
| 2nd | Gt Staughton old cemetery (TL127647) | Comma, Peacock | Steve Binding | 3pm 16c Sunny. (2)Comma (2) Peacock . |
| 2nd | Buckden (TL189676) | Peacock, Brimstone | Steve Binding | Mid morning warm and sunny. (1)Brimstone (1)Peacock. |
| February 2026 |
|---|
| Date | Location | Species | Reporter | Description |
|---|---|---|---|---|
| 25th | Westley Heights C. Park. | Peacock, Red Admiral | Andrew Cox | One of each. |
| 25th | Town Mead Depot, Waltham Abbey (TL380002) | Small Tortoiseshell, Peacock | Tom Simon | Singles of both Small Tortoiseshell and Peacock in Town Mead Depot, Waltham Abbey. |
| 25th | Thaxted (TL6131) | Brimstone | Stephen Dutton | 6 males in an area approximately 100 x 10 metre. 1 male seen yesterday in a nearby area |
| 25th | St Mary's Street, Ely | Brimstone | Francis Woodroffe | |
| 25th | Rayleigh Mount, NT property (TQ805909) | Comma, Peacock, Brimstone | Graham Bailey | Warm and sunny - Comma 2, Peacock 2 and a male Brimstone. |
| 25th | Newmans End, Nr. Sheering. A 5 mile circular walk. | Brimstone | Rosie & Bill Perkins, Linda & George Jenkins. | 4, Brimstone. |
| 25th | New Shardelows Farm near Fulbourn (TL537542) | Peacock | Kevin Wilson | 2 Peacocks nectaring on Blackthorn blossoms 1.40 pm.Sunny and warm. |
| 25th | Linton (TL5646) | Brimstone | Richard Berry | Two Brimstone seen flying along the road into town centre |
| 25th | Langdon Hills ( EWT Lincewood & Great Berry). | Comma, Peacock, Red Admiral, Brimstone | Andrew Cox | Brimstone: four males. Comma: four. Peacock: at least two Red Admiral: at least one. |
| 25th | Holme Fen (TL199896) | Comma, Peacock, Brimstone | Sharon Hearle | |
| 25th | Hockley Woods (TQ828913) | Comma, Peacock, Small White | David Glover | 12x Peacock 2x Comma 1x Small White A very warm day, with wall-to-wall sunshine and a light breeze. The most profitable spot around Hockley Woods was the field margin bordering the southern edge of the wood, where Peacocks were especially numerous. |
| 25th | Green Island Gardens, Ardleigh (TM057273) | Peacock, Red Admiral, Brimstone | Richard And Sandy GreatRex | At least 3 Peacocks, 2 Red Admirals and one male Brimstone flying in the bright sunshine |
| 25th | Fordham (TL633689) | Brimstone | Nick Milne | 2 males patrolling the hedgerow in warm lunchtime sunshine |
| 25th | Eastcliff fp and sea front, Holland on Sea (TM1915) | Small Tortoiseshell, Peacock, Brimstone | Brian Goodey | Two peacocks, a male brimstone and a single small tortoiseshell. |
| 25th | Church Lane LNR, North Weald (TL496046) | Small Tortoiseshell, Comma, Brimstone | Ian Watts | 2 x Brimstone (male), singles of others. Warm and sunny, light breeze. |
| 25th | Bourne Valley, Colchester | Comma, Peacock | Ole Wiedenmann | two of each |
| 24th | Houghton (TL284723) | Brimstone | John Winterbottom | One flying in afternoon sunshine in my garden. |
| 24th | Clacton, Lancaster Gardens (TM185152) | Red Admiral | Brian Goodey | Sunning itself on a gravel pathway. |
| 22nd | St Ives (TL3172) | Peacock | Nick Milne | Single, basking on south facing garden wall |
| 21st | EWT Warley Place (TQ583907) | Red Admiral | Barbara Beckett | Enjoying the snowdrops in the Walled Garden. Took a nice pic but unable to upload! |
| 14th | Lark Rise Farm (TL4154) | Peacock | Vince Lea | Basking on a sun-drenched ditch bank. |
| 11th | Godmanchester garden (TL2569) | Peacock | Alan Owers | Brief visit of single peacock to garden at lunchtime in overcast/breezy conditions. |
| 4th | Bardfield Way, Rayleigh (TQ792913) | Red Admiral | Graham Bailey | Early pm sighting flying in warm sun. |
| January 2026 |
|---|
| Date | Location | Species | Reporter | Description |
|---|---|---|---|---|
| 28th | Bedfords Park LNR (TQ514919) | Other butterfly | Liz Goodyear & Rob Smith | 2 Brown Hairstreak eggs at Foxes Hill |
| 19th | Hilton village (TL2926) | Peacock | Alan Coles | At 11.55 a.m I saw a Peacock butterfly flying, strongly, near our back door. |
| 18th | Starvelarks Wood, Hadleigh | Red Admiral | Charlie Skelton | Midday, it landed on my friends hand to take on salt. |
| 17th | Harrow Lodge Park | Peacock, Red Admiral | Zayed Ahmed | 1 very active Peacock and 1 pristine sunning Red Admiral both at the eastern edge of the park. |
| 16th | Havering Country Park | Red Admiral | Zayed Ahmed | 1 very active Red Admiral in 9° sun |
| 12th | Wicken Fen (TL556692) | Peacock | Kevin Wilson | 1 Peacock in flight briefly over vegetation by Burwell Lode. 1.15 pm. |
| 12th | Eaton Socon garden (TL166594) | Peacock | Steve Binding | A lone Peacock sunny on a fence during a brief period on sun |
| 12th | Eaton Socon garden (TL166594) | Peacock | Steve Binding | A lone Peacock during a sunny period. This was reported in January but did not appear to be uploaded. |