BioBlitz Battle Report - BRPC Firestone Bay May 2026

Cover image

Content

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

Overall Results

Records 78
Species 53
Verified species 42
Observers 6
Verified score 817
Unverified score 1171
Top species Flabelligera affinis - Flabby bristle-worm
Top species score 38

Team results

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

Individual results

Species Potential Score Confirmed Score
David Lyu 17 507 245
nellis1 14 180 151
annakelsey 15 166 141
emonaghan 16 163 121
Harita Ravuru 7 126 106
harrisonpardoe123456789 2 18 18

Top species found

A total of 6 species with a rarity score of 28 or higher have verified records:

Flabelligera affinis - Flabby bristle-worm
Score: 38
Found by: David Lyu
No licensed stock image available
Diodora graeca - Common Keyhole Limpet
Score: 36
Found by: David Lyu
Undaria pinnatifida - Wakame
Score: 33
Found by: nellis1
No licensed stock image available
Botrylloides leachii - ladder ascidian
Score: 28
Found by: Harita Ravuru
Dynamena pumila - garland hydroid
Score: 28
Found by: Harita Ravuru
Lineus longissimus - Bootlace Worm
Score: 28
Found by: David Lyu

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 original photo and licence details on iNaturalist.

Name Rarity Score
Ciona intestinalis - Sea Vase 22
Dendrodoa grossularia - Baked Bean Ascidian 27
Botrylloides leachii - ladder ascidian 28
Tritia reticulata - Netted Dogwhelk 13
Ocenebra erinaceus - European Sting Winkle 15
Nucella lapillus - Atlantic Dogwhelk 8
Littorina littorea - Common Periwinkle 8
Diodora graeca - Common Keyhole Limpet 36
Calliostoma zizyphinum - European Painted Top Shell 12
Phorcus lineatus - Lined Top Shell 10
Steromphala umbilicalis - Purple Topshell 9
Lepidochitona cinerea - Grey Mail-shell 10
NA NA
Pilumnus hirtellus - Hairy Crab 26
Xantho hydrophilus - Montagu’s Crab 9
Carcinus maenas - European Green Crab 7
Necora puber - Velvet Swimming Crab 9
Pagurus bernhardus - Common Hermit Crab 9
Porcellana platycheles - Hairy Porcelain Crab 10
Pisidia longicornis - Long-clawed Porcelain Crab 16
Isopoda - Isopods 3
Polynoidae - Scaleworms 14
Flabelligera affinis - Flabby bristle-worm 38
Anemonia viridis - snakelocks anemone 8
Actinia fragacea - Strawberry Anemone 10
Actinia equina - Atlantic Beadlet Anemone 8
Dynamena pumila - garland hydroid 28
Amphipholis squamata - Dwarf Brittle Star 13
Psammechinus miliaris - Green Sea Urchin 13
Pawsonia saxicola - Sea Gherkin 24
Hymeniacidon perlevis - crumb-of-bread sponge 12
Halichondria panicea - Bread-crumb Sponge 15
Lineus longissimus - Bootlace Worm 28
Bryozoa - Bryozoans 8
Ulva lactuca - Broadleaf Sea Lettuce 10
Osmundea pinnatifida - Pepper Dulse 14
Palmaria palmata - Dulse 14
Colpomenia peregrina - Oyster-thief 16
Himanthalia elongata - Thongweed 11
Fucus vesiculosus - bladder wrack 8
Fucus serratus - Saw Wrack 8
Undaria pinnatifida - Wakame 33