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Pseudobiceros Bedfordi - Bedford's flatworm - Persian carpet flatworm - Pseudocerotidae on coral reef of Maldives.
sea cucumber in the genus Holothuria. Holothuria sanctori
Gloom Nudibranch
A nudibranch (nudi = naked, branch = gills) with is gills out crosses the reef to feed.
This Aplysia nigrocincta is probably the smallest species of Genus Aplysia in the Philippines, reaching a maximium length of about 6 cm. \nRomblon, Philippines.
Pipek' Phyllidiopsis Phyllidiopsis pipeki is a tropical Nudibranch. The species occurs in the Indo-West Pacific from the Coral Sea north to Papua New Guinea, the Solomon Islands, and the Philippines, and as far east as Fiji in a depth range from 5-30m, max. length 8.5cm. North east side of Pantar Island, Indonesia, 8°12'39.63\
A large Orange-lined Tambja Nudibranch slowly makes it way across deck of SS Thistlegorm wreck.
Sea life Nudibranch Underwater beauty Scuba diver point of view
While searching the ocean floor, I found a sea slug. This photo was taken on Ishigaki Island, Okinawa.
Colorful sea cucumber-like corals.
Nembrotha milleri in Apo Island, the Philippines
Underwater photography of tropical reef  species in Papua New Guinea
A chromodoris lochi nudibranch, or sea slug, taken on the reef in Port Vila
Blue Striped Tunicate Rhopalaea circula occurs in the Western Central Pacific in a depth range from 6-18m. Tunicates do not have backbones, but they are vertebrates, why? At some point in their life cycle, they have a tail, a central nerve cord, a pharyngeal gill cleft and a notochord. Often mistaken for sponges, it's simple to test: Tunicates have two siphons and when disturbed, they can rapidly close them. Palau 7°6'55.26 N 134°16'11.96 E at 25m depth, deeper than the usually noted 18m maximum depth.
Lovely Headshield Slug
Underwater photo Nudibranch - four color chromodoris  ( Chromodoris quadricolor )  and coral  Red sea  Sea life  Coral garden reef
sea cucumber in the water
A Sea Cucumber and a Kina Urchin in a marine education touch tank.
Holothuria forskalii
Waigeo island, Raja Ampat, West Papoua, Indonesia
Closeup bright black green and orange nudibranch mollusk crawling on natural reef in sea
Lovely Headshield Slug
Underwater Sea Life Nudibranch Scuba diver point of view
Green Nembrotha Nudibranch roaming around in Anilao, Philippines
Psolus chitonoides, also known as the slipper sea cucumber, armoured sea cucumber, creeping armoured sea cucumber, or creeping pedal sea cucumber. Monterey County, California. Underwater.
This animal is usually a translucent green colour with a black parapodial margin and a submarginal yellow or orange band. Sometimes there is a white line between the orange and yellow bands. The tip of the rhinophores often have the same colour bands
red slug (Arion rufus)
closed up the nudy branch in north Andaman, Thailand
Striped Philinopsis or Head Shield Sea Slug Tubulophilinopsis lineolata occurs in the tropical and subtropical Indo-Pacific in sandy, rubble and rocky areas in a depth range from 0-20m or more, the max. length is very inconsistently stated to be 2-5cm. \nThis specimen is almost certainly 3cm long. \nTriton Bay, West Papua Province, Indonesia, \n3°54'41.05 S 134°7'18.205 E at 16m depth
Free Images: "bestof:Sea slug Seychelles.jpg Sea slug Cyerce nigricans Seychelles Scanned from the photo album Maxime Fayon Seychelles Photo Eden Victoria Seychelles 1977 early"
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