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Closeup of a Pelagia noctiluca in the waters of Sicily
Top view of a Mediterranean jellyfish (Cotylorhiza tuberculata) floating in the see water of Savudria port, Croatia. It looks like an egg and has very little or no effect on humans and is  living in the Mediterranean Sea, Aegean Sea, and Adriatic Sea.
One Plastic bag floats in the Ocean blue.  Seemingly harmless, it represent the massive environmental issue that is Global Ocean Pollution.  Plastic in the Ocean is said to be one of the largest threats to our ocean ecosystems.  Over 8 million tonnes is dumped in the Ocean every year.  Discarded, abandoned or obsolete items which become dangerous garbage, is responsible for the deaths of huge amounts of Marine Life every year, through entanglement and consumption.  The location here is Phi Phi Islands, Krabi, Thailand.
Various colorful jellyfish in the aquarium
Jellyfish in the blue water of the Mediterranean
Green algae on the surface of the water in Baltic sea. Flowering water as background or texture. Cyanobacteria is world environmental problem.
jellyfish floating in dark blue ocean.
Environmental impact of new year celebrations on bali's coastal waters.
Jellyfish in the sea water
Fried egg jellyfish (Cotylorhiza tuberculata), Mediterranean Fried Egg Jellyfish - Cotylorhiza tuberculata. Blue water
Mauve Stinger - Pelagia Noctiluca dangerous jellyfish
Crystal Jelly, Aequorea victoria, Monterey Bay National Marine Sanctuary, California. Pacific Ocean. Cnidaria, Hydrozoa.
Jellyfish swimming marine animals with umbrella-shaped bells and trailing tentacles in shallow ocean water near the rocky coast.
Small Purple Jellyfish Gliding Just Below the Surface of Crystal-Clear Water, Surrounded by Multicolored Pebbles in a Shallow Seaside Area.
Sea Nettle Jellyfish, Orange Beach, Alabama, late May
Common octopus (Octopus vulgaris) hiding under the rock
in the Clear Blue Water of the Pacific Ocean near Vinya Del Mar, Chile
Jellyfish swimming in the ocean surrounded with plastic waste , a big issue in the ocean eco system pollution.  Environmental Issue Plastic in the Ocean
Fire jellyfish in the sea
Close-up of woman's hands underwater, playing with sand on sea bottom
Transparent jellyfish floats serenely in vibrant green water. Light reflects off surface, creating rippled patterns. Natural aquatic scene is tranquil and mesmerizing
Mediterranean jellyfish in the sea, underwater footage.
Jellyfish under water
Transparent jellyfish
a jellyfish on a sandy beach. Marine inhabitant
Fried egg jellyfish (Cotylorhiza tuberculata), Mediterranean Fried Egg Jellyfish - Cotylorhiza tuberculata. Blue water
One jellyfish in the Adriatic sea
Close up jellyfish in shallow water of Aegean Sea
Marine jellyfish on the sandy beach of the Black Sea. Soft selective focus.
View of purple jellyfish in the cold Nordic waters of Scandinavia
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