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Matt Bruce

@mattjbruce.bsky.social

Birder working on wild bird crime in the UK, mainly raptor persecution. Also running, Shetland wildlife and boardgames!

1,255 Followers  |  157 Following  |  55 Posts  |  Joined: 01.12.2023
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Posts by Matt Bruce (@mattjbruce.bsky.social)

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A Grey Sea Slug, Aeolidia papillosa, prowling through a Shetland Rockpool on the hunt for a tasty anemone (at 2x speed). Also known as the Shag Rug Nudibranch, because.....well just look at it!

πŸ¦€πŸšπŸŒŠπŸŒ

#Nudibranch #MarineLife #Shetland #RockPool #TidePool

03.03.2026 19:11 β€” πŸ‘ 8    πŸ” 3    πŸ’¬ 0    πŸ“Œ 1
Aeolidia Papillosa

Aeolidia Papillosa

Aeolidia Papillosa

Aeolidia Papillosa

Aeolidia Papillosa

Aeolidia Papillosa

Aeolidia Papillosa

Aeolidia Papillosa

A few stills from my afternoon session with these Grey Sea Slugs.

At first I thought I'd found one of the other similar species when spying the paler one, but it's Y marking on its head confirms Aeolidia papillosa.

#Nudibranch #SeaSlug #MarineLife #Shetland #Rockpool

03.03.2026 19:14 β€” πŸ‘ 7    πŸ” 1    πŸ’¬ 0    πŸ“Œ 0
Velvet Dorid - Jorunna tomentosa

Velvet Dorid - Jorunna tomentosa

Velvet Dorid - Jorunna tomentosa

Velvet Dorid - Jorunna tomentosa

Velvet Dorid - Jorunna tomentosa

Velvet Dorid - Jorunna tomentosa

Velvet Dorid - Jorunna tomentosa

One of our cutest rockpooling finds recently. Those rhinophores are definitely giving sea bunny. This guy was just sliding along the bottom of a shallow pool out in the open.

#Nudibranch #SeaSlug #Rockpool #TidePool #MarineLife #SeaLife #Shetland

02.03.2026 20:40 β€” πŸ‘ 13    πŸ” 8    πŸ’¬ 0    πŸ“Œ 1
Velvet Dorid - Jorunna tomentosa

Velvet Dorid - Jorunna tomentosa

Solar-powered Sea Slug - Elysia viridis

Solar-powered Sea Slug - Elysia viridis

European Cowrie

European Cowrie

Bloody Henry Starfish

Bloody Henry Starfish

Some recent Rockpool highlights. Braving the cold water this time of year is definitely worth it!

#Rockpooling #TidePool #MarineLife #Shetland #Nature #SeaLife #Nudibranch #SeaSlug #Cowrie

01.03.2026 19:07 β€” πŸ‘ 17    πŸ” 7    πŸ’¬ 0    πŸ“Œ 1

A good day out today!

01.03.2026 19:01 β€” πŸ‘ 3    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0
Grey Sea Slug

Grey Sea Slug

European Cowrie

European Cowrie

Long-spined Bullhead/Sea Scorpion

Long-spined Bullhead/Sea Scorpion

2 Sea Lemons

2 Sea Lemons

A few non-UV illuminated finds from todays night time safari.

Cowries, fish and sea slug species are always a delight. Fish were particularly conspicuous in the torch light, with 20+ of 3 species seen.

#Rockpooling #Tidepooling #MarineLife #SeaLife #SeaShore #Cowrie #Nudibranch #Fish

17.01.2026 21:13 β€” πŸ‘ 10    πŸ” 1    πŸ’¬ 0    πŸ“Œ 0
A Sea Spider in a Shetland Rockpool under UV light

A Sea Spider in a Shetland Rockpool under UV light

A Scale Worm in a Shetland Rockpool under UV light

A Scale Worm in a Shetland Rockpool under UV light

A European Cowrie in a Shetland Rockpool under UV light

A European Cowrie in a Shetland Rockpool under UV light

A beadlet anemone and a grey topshell in a Shetland Rockpool under UV light

A beadlet anemone and a grey topshell in a Shetland Rockpool under UV light

Some Rockpool critters under UV light from night session in Shetland this evening. The Sea Spider just glowed, and the pink from the Cowrie is fantastic.

#MarineLife #Rockpool #Tidepool #Shetland #Sealife

17.01.2026 19:30 β€” πŸ‘ 16    πŸ” 3    πŸ’¬ 0    πŸ“Œ 0
Our safari dates February to August are now available for booking.

Our safari dates February to August are now available for booking.

February to May

February to May

June to August

June to August

We've just finalised our schedule up to August 2026!

#MarineLife #Rockpool #Wildlife #GuidedTour

04.01.2026 19:01 β€” πŸ‘ 1    πŸ” 1    πŸ’¬ 0    πŸ“Œ 0

#MarineLife

04.01.2026 19:06 β€” πŸ‘ 4    πŸ” 1    πŸ’¬ 0    πŸ“Œ 0
Four-lined Polycera - Polycera quadrilineata, a common but tiny nudibranch found in Shetland

Four-lined Polycera - Polycera quadrilineata, a common but tiny nudibranch found in Shetland

Four-lined Polycera - Polycera quadrilineata, a common but tiny nudibranch found in Shetland

Four-lined Polycera - Polycera quadrilineata, a common but tiny nudibranch found in Shetland

Four-lined Polycera - Polycera quadrilineata, a common but tiny nudibranch found in Shetland

Four-lined Polycera - Polycera quadrilineata, a common but tiny nudibranch found in Shetland

Four-lined Polycera - Polycera quadrilineata, a common but tiny nudibranch found in Shetland

Four-lined Polycera - Polycera quadrilineata, a common but tiny nudibranch found in Shetland

Polycera quadrilineata or Four-lined Polycera.

A small but relatively common nudibranch found in rockpools and along piers and pontoons, if you have the patience to sift through the wracks.

#Nudibranch #MarineLife #Polycera #Rockpool #Tidepools #Shetland #VisitShetland #SeaLife #Wildlife #Nature

14.08.2025 09:55 β€” πŸ‘ 4    πŸ” 3    πŸ’¬ 0    πŸ“Œ 1
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Moulting adult Sanderling, 28 Black-tailed Godwit and 9 Ringed Plover on the River Mersey east of the Gateway and south of Moss Bank this afternoon #SankeyValley #PatchBirding

05.08.2025 18:06 β€” πŸ‘ 20    πŸ” 2    πŸ’¬ 0    πŸ“Œ 0
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Solar-powered Sea Slug - Elysia viridis, from a Rockpool in Shetland.

Flashing part of its "solar panel" that is filled with chlorophyll harvested from the algae it grazes on.

#Rockpool #Tidepool #Nature #Shetland #Wildlife #SeaSlug #Nudibranch #MarineLife

30.07.2025 09:33 β€” πŸ‘ 25    πŸ” 7    πŸ’¬ 0    πŸ“Œ 0
Our group checking out the finds in a tray.

Our group checking out the finds in a tray.

Our group checking out the finds in a tray.

Our group checking out the finds in a tray.

Sea Lemon selection

Sea Lemon selection

Common and Brittle Sea Stars

Common and Brittle Sea Stars

A lovely evening Safari with 7 entrepid rockpool explorers. We found some of the largest Sea Lemons I've ever seen, and a great selection of other intertidal beasties from Sea Stars to Squat Lobsters.

#SeaLemon #Nudibranch #Rockpool #Tidepool #MarineLife #Nature #Wildlife

26.07.2025 20:01 β€” πŸ‘ 4    πŸ” 1    πŸ’¬ 0    πŸ“Œ 0
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European Cowrie or Groatie Buckie in Shetland dialect. So much more interesting like this than the dead shells you might find on the beach!

#Cowrie #MarineLife #SeaSide #Rockpool #Tidepool #Nature

25.07.2025 20:42 β€” πŸ‘ 57    πŸ” 10    πŸ’¬ 2    πŸ“Œ 1
A nudibranch on Corallina officinalis, ID to be confirmed.

A nudibranch on Corallina officinalis, ID to be confirmed.

A nudibranch free floating just off a piece of kelp, ID to be confirmed.

A nudibranch free floating just off a piece of kelp, ID to be confirmed.

I recently posted this as Cadlina laevis (White Sea Slug) but on review think it might be Jorunna tomentosa.

If anyone on here knows and can talk me through the ID I'd really appreciate it!

#Nudibranch #Shetland #MarineLife #Rockpool #Tidepool #Nature #Wildlife

20.07.2025 13:34 β€” πŸ‘ 11    πŸ” 1    πŸ’¬ 1    πŸ“Œ 0
Elysia viridis, a nudibranch like sea slug (or perhaps more accurately a sea snail?) from a Rockpool in Shetland, UK.

Elysia viridis, a nudibranch like sea slug (or perhaps more accurately a sea snail?) from a Rockpool in Shetland, UK.

Elysia viridis - Solar-powered Sea Slug

This fascinating little creature ingests chloroplasts from its food algae, then uses them for photosynthesis to supplement its food supply. The folds on its back fan out to increase surface area to aid this process.

#SeaSlug #Shetland #Rockpool #MarineLife

19.07.2025 11:12 β€” πŸ‘ 29    πŸ” 5    πŸ’¬ 1    πŸ“Œ 0
A tour participant searching a seaweed covered Rockpool.

A tour participant searching a seaweed covered Rockpool.

Common Starfish

Common Starfish

Orange-clubbed Seaslug

Orange-clubbed Seaslug

Hermit crab in the hand

Hermit crab in the hand

Fancy learning about what lies just beneath the surface of Shetlands wonderful shores? All ages welcome! Check out our website and book your tour. If you aren't visiting soon, enjoy the gallery of some of our favourite finds!

#Rockpool #WildlifeTour #Nature #Shetland #Starfish #Crab #Nudibranch

15.07.2025 13:48 β€” πŸ‘ 6    πŸ” 1    πŸ’¬ 0    πŸ“Œ 0
Beadlet Anemone

Beadlet Anemone

Common Starfish

Common Starfish

European Cowrie

European Cowrie

White Sea Slug

White Sea Slug

We've got spaces on tours in the last week of July:

Thu 24th @ 5:00pm
Sat 26th @ 6:00pm

If you are in Shetland, why not book on one and learn about some of the creatures below (Beadlet Anemone, common starfish, european cowrie, white sea slug)

#TidePool #RockPool #Wildlife #SeaLife #Shetland

16.07.2025 12:22 β€” πŸ‘ 10    πŸ” 3    πŸ’¬ 0    πŸ“Œ 1
Cadlina laevis - a Nudibranch found in Shetland.

Cadlina laevis - a Nudibranch found in Shetland.

Aegires punctilucens - a nudibranch found in Shetland.

Aegires punctilucens - a nudibranch found in Shetland.

Palio nothus, a Nudibranch found in Shetland

Palio nothus, a Nudibranch found in Shetland

Sea Lemon (Doris pseudoargus) in front of a Green Sea Urchin in a sample tray, found in a Rockpool in Shetland.

Sea Lemon (Doris pseudoargus) in front of a Green Sea Urchin in a sample tray, found in a Rockpool in Shetland.

Some recent Nudibranch finds whilst rockpooling around Shetland. Identifications in Alt text.

The variety, colour and alien-ness of Nudibranchs never ceased to amaze me!

#Shetland #Rockpool #Tidepool #SeaSlug #Nudibranch #Seashore #MarineLife #UkWildlife #ShetlandWildlife #Nature

18.07.2025 09:12 β€” πŸ‘ 10    πŸ” 2    πŸ’¬ 4    πŸ“Œ 1
Preview
Shetland Rockpool Safaris Shetland Rockpool Safaris - offering guided rockpool tours in Shetland, UK. Come and take a look at the fantastic wildlife beneath the waves with us.

Come rockpooling with us!
We love rockpooling and are excited to be starting a new venture - offering guided rockpool safaris here in Shetland.
Check out our website for more details and dates of sessions!

#Rockpool #Rockpooling #Shetland #Tidepool #Wildlife #Seaside

15.07.2025 13:33 β€” πŸ‘ 3    πŸ” 1    πŸ’¬ 0    πŸ“Œ 0
Grey (Red) Phalarope in Shetland

Grey (Red) Phalarope in Shetland

Grey (Red) Phalarope in Shetland

Grey (Red) Phalarope in Shetland

Grey (Red) Phalarope in Shetland

Grey (Red) Phalarope in Shetland

The stunning breeding plumage female Grey (Red) Phalarope at Spiggie, Shetland, this afternoon. What an incredible looking bird! Not often seen looking like this in the UK. My only other sighting was about a decade ago at Brandon Marsh, Warks! #Phalarope #Waders #Wildlife #UkBirding

04.06.2025 14:17 β€” πŸ‘ 135    πŸ” 10    πŸ’¬ 5    πŸ“Œ 4

Well done squeezing them all into one shot 🀣

04.06.2025 14:01 β€” πŸ‘ 2    πŸ” 0    πŸ’¬ 1    πŸ“Œ 0
Pine Marten

Pine Marten

Pine Marten

Pine Marten

Pine Marten

Pine Marten

So many photos to go through from my time in Pine Marten heaven - Ardnamurchan, West coast of Scotland. Such wonderful characters, I watched them for hours climbing over rocks and trees behind the hours.

#BritishMammals #PineMarten #Wildlife #Nature #Ardnamurchan

20.04.2025 18:38 β€” πŸ‘ 41    πŸ” 10    πŸ’¬ 0    πŸ“Œ 0
A Pine Marten on a moss covered rock in Ardnamurchan.

A Pine Marten on a moss covered rock in Ardnamurchan.

A week long holiday on the Ardnamurchan peninsula provided some incredible Pine Marten encounters from the comfort of our accommodation. Amongst Atlantic rainforest, these mustelids evoke strong feelings of wilder times gone by.

#PineMarten #BritishMammals #Nature #Wildlife #BritishWildlife

19.04.2025 21:26 β€” πŸ‘ 31    πŸ” 3    πŸ’¬ 0    πŸ“Œ 0
Purple Heron in Boddam, Shetland

Purple Heron in Boddam, Shetland

Purple Heron coming in to land at Boddam, Shetland

Purple Heron coming in to land at Boddam, Shetland

A Purple Heron this afternoon at Boddam Voe gave Shetland another slice of the recent spring migrant action after yesterday's elusive Black-crowned Night Heron. #UKBirding

06.04.2025 15:18 β€” πŸ‘ 31    πŸ” 1    πŸ’¬ 0    πŸ“Œ 0
Puffin at Sumburgh head this morning

Puffin at Sumburgh head this morning

First Puffins today on the cliffs of Sumburgh to get your Sea Bird excitement levels up. Bonxies and Scootie Allans (Arctic Skuas) will be back soon too 😁😎

01.04.2025 14:15 β€” πŸ‘ 1    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0

Have to mention the boat trip to Mousa Broch. If you are coming soon you'll probably be too early for the night time Storm Petrel trips, but check out the Mousa Boat website for dates!

01.04.2025 14:12 β€” πŸ‘ 0    πŸ” 0    πŸ’¬ 1    πŸ“Œ 0
Killer Whale off Shetlands East Coast

Killer Whale off Shetlands East Coast

Killer Whale off Shetlands East Coast

Killer Whale off Shetlands East Coast

Killer Whale off Shetlands East Coast

Killer Whale off Shetlands East Coast

Killer Whale off Shetlands East Coast

Killer Whale off Shetlands East Coast

The Killer Whale pod known as the 27s visited my local Shetland coastline today, or at least 4 of them did. 27 herself and Bull 34 put on a show. Lovely weather but still very cold in the wind πŸ₯Ά
#KillerWhale #Orca #SeaLife #MarineMammals #Wildlife #Shetland

14.03.2025 17:26 β€” πŸ‘ 15    πŸ” 3    πŸ’¬ 0    πŸ“Œ 0
Male Killer Whale in Shetland

Male Killer Whale in Shetland

Male Killer Whale in Shetland

Male Killer Whale in Shetland

Male Killer Whale in Shetland

Male Killer Whale in Shetland

Male Killer Whale in Shetland

Male Killer Whale in Shetland

The solo bull Orca hanging around near Voe in Shetland right now. Lots of long feeding dives, there must be some good fish down there, he's been here for days now!
#Shetland #Orca #KillerWhale

02.03.2025 21:06 β€” πŸ‘ 86    πŸ” 9    πŸ’¬ 0    πŸ“Œ 0
Preview
β€œThe Toxic Restaurant” – spoof video highlighting toxic lead ammunition sends BASC into meltdown In the build up to a forthcoming decision by the DEFRA Secretary of State (and his counterparts in the devolved governments) whether to accept the HSE’s recommendations to ban the use of toxi…

Brilliant campaigning from @wwtworldwide.bsky.social ft Megan McCubbin in spoof video at the Duck & Cover restaurant.

The use of humour as a campaign tool shouldn't be underestimated.

#BanLead #Ornithology

raptorpersecutionuk.org/2025/02/11/t...

11.02.2025 22:41 β€” πŸ‘ 106    πŸ” 51    πŸ’¬ 3    πŸ“Œ 3