A type of algae. Interesting that I thought this looked like a necklace and then later found out that it's called Neptune's Necklace.

on a peaceful algae covered pond, lurks extreme danger...

Need ID for this one!

Near by the ocean. Algae and shells in Brittany (North-West in France).

On a boulder at Goat Cove Brook where it meets the ocean.

This mat, I think it is algae, was near a bubbling mudpot slightly above Blood Geyser. I treminded me of the shape of stromatolites I have seen in the past.

Elevation 2280 meters (7500 feet)

Artists' Paintpots Trail

Yellowstone National Park

sw16 050

A large mat of red-brown algae in the runoff from a geyser field--with a dead tree weathering in the foreground.

Algae growing on surface of media in pots.

葛仙米藻（地木耳、雨來菇、情人的眼淚）

DIGITAL CAMERA

Old stomping grounds over at Tourmaline Surf Park in Pacific Beach. Longboarder heaven out there. All those rocks weren't there a few years ago...

It looks like lichen, right? Turns out it's algae. The trees in this part of Point Lobos are covered in a Green Algae (it produces chlorophyll cells). The color of this green algae happens to be orange (due to carotene pigment). Strange. :-)

Trentepohlia aurea v. polycarpa

(great info about this algae can be found at: pt-lobos.parks.state.ca.us/Plants.htm)

Algae is a food source for shore flies, seen resting on this Echinacea leaf.

Girdwood, Alaska. Turnagain Arm mudflats with intertidal algae glowing in the evening sun, with the Chugach Mountains in the distance.

Clean and disinfect plug trays before use.

Smooth carpets of algae line the creek's edge.

Near Mendenhall Glacier, Juneau, Alaska

這張好像靈異照片喔!!!!

at itampolo beach.

Wicomico Co., Maryland (3/31/2018).

Algae on the surface of the lake

A closeup of the algae pond on the roof

Algae under the microscope

Growth had taken hold of the boat after sitting for so long unkept.

A very special lake has reg algae growing on top.

Algae Lab in CASIC Biosystems

I guess we haven't been sitting in it enough...