Skip to content
Species
First Aid
Explore
Information
🇬🇧
🇫🇷 FR
🇬🇧 EN
🇪🇸 ES
🇮🇹 IT
🇳🇱 NL
Login
View all alerts
Praia da Adraga,
Sintra, Portugal
No information
16.3°C
Last updated :
18/09/2026 18:00
Contribute
Worldwide
Portugal
Sintra
Praia da Adraga
Beach
Praia da Adraga
Ursa Beach
Praia do Giribeto
Praia do Cavalo
Aroeira Beach
Assentiz Beach
Caneiro Beach
Praia do Louriçal
Praia das Maçãs
Praia Grande do Rodízio
Praia Pequena do Rodízio
Praia do Magoito
Praia da Aguda
Praia da Samarra
Praia da Samarra
Vigia Beach
Saint Julian's Beach
Latest reports
No recent reports
Jellyfish density evolution
7 days
30 days
Report detail
Date
Beach
Comments
GPS
Jellyfish size
Jellyfish color
Water temperature
Certified account
Certified contributor
Photo
Report jellyfish
Beach (if available)
By beach
My position
Point on the map
-- Beach (if available) --
Praia da Adraga
Ursa Beach
Praia do Giribeto
Praia do Cavalo
Aroeira Beach
Assentiz Beach
Caneiro Beach
Praia do Louriçal
Praia das Maçãs
Praia Grande do Rodízio
Praia Pequena do Rodízio
Praia do Magoito
Praia da Aguda
Praia da Samarra
Praia da Samarra
Vigia Beach
Saint Julian's Beach
My position
Observation position
Date of observation
How many jellyfish did you see?
none
very little
few
a lot
Water temperature
Optional
Optional. Enter a value between 8.0 and 30.0°C with at most one decimal.
Identification
Optional
Help us keep reliable data! If you're not sure about the species, just indicate the size, the color or add a photo.
What did they look like?
Other
Pelagia N.
5 - 10 cm
Aurelia A.
25 - 40 cm
Rhizostoma O.
20 - 90 cm
Physalia P.
10 - 30 cm
Chrysaora H.
15 - 30 cm
Velella V.
4 - 8 cm
Carybdea M.
3 - 5 cm
Description rapide
Estimated size :
Coin
Hand
Ball / Plate +
Dominant color :
Clear
Pink / Violet
Brown / Yellow
Blue
Take a photo
Choose from gallery
The ultimate proof for identification
By submitting a photo, you agree to our
terms of use
.
Comments
Optional
Create your free account
Track your reports, add favorites and access exclusive features.
Ad-free
100% free
Create my account
Learn more
Close
Photo approved