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https://www.youtube.com/watch?v=T2xAqQ4kxG8
https://www.youtube.com/watch?v=9UbJJ9pDS3A&feature=youtu.be
Looks like noodle, possibly fish eggs. Orange/yellow color and you can see the ...
"Verrucaria maura is a lichen that forms a thin, matt-black layer on rock ...
Redish sea hare with light markings/blotches all over the body, about 4.5 cm