Coral polyps are naturally very pale in color, but corals come in a variety of bright colors. What gives coral its color? (poll 8913371)

Coral polyps are naturally very pale in color, but corals come in a variety of bright colors. What gives coral its color?

The temperature of the water

The algae that live inside them

Fish with tiny buckets of paint

Bacteria that settles on their surface

Vote View Results

See this poll on: https://poll.fm/8913371/embed

Elizabeth L. Camp-Richey - 9 years ago

Wonderful information Sandra -- you are truly an EXCELLENT teacher! I look forward to further posts as even I am going to learn from your very informative postings.
Jessica Woolley - 9 years ago

Yesterday was World Oceans Day and I watched some of the Google street-views, pretty amazing. I can't wait to read your next post and I will tell Ruben & Eli about it.
David Camp - 9 years ago

I believe there are cyanobacteria that have some effect on the final color along with the symbiotic algae as well ,in some coral.