BioBlitz Battle Report - BRPC Firestone Bay October 2026

Cover image

Content

You can view all the wildlife recorded at this event on iNaturalist.

Overall Results

Records 79
Species 45
Verified species 42
Observers 8
Potential score 1,061
Confirmed score 937
Top verified species Manzonia crassa
Top species rarity score 200
Registered participants 23
Children attending 15

Team results

Congratulations to Octopussies for taking the gold medal in this BioBlitz Battle! And well done to everyone for a great game and some fantastic wildlife finds.

Team Records Potential Score Confirmed Score
Octopussies 39 404 392
bryozoa 8 468 353
Where’s the Sea Hare 19 211 211
Nemo 10 167 167
Starfish 6 97 97
MBS! 1 17 17
Sea Star 1 13 13
RockPoolers 1 9 9

Individual results

Participant Records Potential Score Confirmed Score
David Lyu 8 468 353
pachygrapsis 31 328 316
E.B 19 211 211
Naomi 10 167 167
Kamil Majewski 6 97 97
Joseph Martin 8 85 85
free_snacks 1 17 17
nellis1 1 13 13
nathanf23 1 9 9

Top species found

A total of 5 species have a verified rarity score of 43 or higher.

Manzonia crassa
Rarity score: 200
Discovered by: David Lyu
Depilatory Seahare - Aplysia depilans
Rarity score: 69
Discovered by: David Lyu and Naomi
Amblyosyllis spectabilis
Rarity score: 55
Discovered by: David Lyu
Oscarella nicolae
Rarity score: 44
Discovered by: David Lyu
Flustrellidra hispida
Rarity score: 43
Discovered by: pachygrapsis

BioBlitz Battle team

Loved your BioBlitz Battle? There's more to explore!

Dive deeper into the world of rock pooling, discover upcoming events, and share your finds with our growing community.
Visit us at: www.therockpoolproject.co.uk
Check out our upcoming events: www.therockpoolproject.co.uk/events

Event species list

Community verified records only

Click any image to view the taxon on iNaturalist.

Name Rarity Score
Manzonia crassa 200
Depilatory Seahare - Aplysia depilans 69
Amblyosyllis spectabilis 55
Oscarella nicolae 44
Flustrellidra hispida 43
Sulphur Boring Sponge - Cliona celata 29
Keyhole Bryozoan - Cryptosula pallasiana 28
Aeolidiella alderi 27
Sea Gherkin - Pawsonia saxicola 24
Anomia ephippium - Anomioidea 21
Devonshire Cup Coral - Caryophyllia smithii 21
Black Squat Lobster - Galathea squamifera 18
Clingfishes - Gobiesocidae 18
Pink Plate Weeds - Lithophyllum incrustans 18
Perforated Barnacle - Perforatus perforatus 18
Pink Coryphella - Edmundsella pedata 17
Colonial Seasquirt - Polyclinidae 17
Five-bearded Rockling - Ciliata mustela 16
Long-clawed Porcelain Crab - Pisidia longicornis 16
Spiral Fanworms - Spirorbis 16
European Sting Winkle - Ocenebra erinaceus 15
Dwarf Brittle Star - Amphipholis squamata 13
Worm Pipefish - Nerophis lumbriciformis 13
Netted Dogwhelk - Tritia reticulata 13
Flat Periwinkle - Littorina obtusata 12
Christmas Tree Worms - Spirobranchus 12
Thongweed - Himanthalia elongata 11
Rockpool Prawn - Palaemon elegans 11
Strawberry Anemone - Actinia fragacea 10
Grey Mail-shell - Lepidochitona cinerea 10
Hairy Porcelain Crab - Porcellana platycheles 10
Cushion Star - Asterina gibbosa 9
Common Coralline - Corallina officinalis 9
Velvet Swimming Crab - Necora puber 9
Common Hermit Crab - Pagurus bernhardus 9
Montagu’s Crab - Xantho hydrophilus 9
Atlantic Beadlet Anemone - Actinia equina 8
Edible Crab - Cancer pagurus 8
Shanny - Lipophrys pholis 8
Common Periwinkle - Littorina littorea 8
Atlantic Dogwhelk - Nucella lapillus 8
European Green Crab - Carcinus maenas 7