ulva

lactuca

sea

lettuce

edible

green

alga

fenestrat

holdfast

worldwide

common

rock

shallow

water

black

bulgaria

burgas

shore

coast

beach

sand

environment

soup

salad

culinary

food

limu

p?lahala

fertilizer

hula

p?pahapaha

dangerous

ecological

ecology

nature

biological

diversity

selective

focus

horizontal

closeup

close-up

sunlight

summer

sunny

bright

environmental

conditions

spread

large

areas

causing

major

public

health

scare

decomposes

producing

quantities

toxic

gas

family

ulvaceae