Top Results for Green Algae

Caulerpa taxifolia is a species of green algae belonging to the Chlorophyta group. It’s notable for its rapid growth and aggressive spread when introduced into new environments, particularly becoming an invasive problem in coastal ecosystems like the Mediterranean Sea. Originally cultivated as an aq...

Valonia ventricosa is a species of green macroalgae commonly found in tropical and subtropical oceans worldwide. Often referred to as bubble algae or sailor's eyeballs, it is remarkable for being one of the largest known single-celled organisms on Earth. The organism consists of a glossy, dark-green...

"Caulerpa racemosa" is a species of green seaweed in the family Caulerpaceae, recognizable by its distinct grape-like clusters of spherical branchlets. Native to shallow tropical and subtropical regions worldwide, it has become a notable invasive species in the Mediterranean Sea since the 1990s. The...

*Caulerpa lentillifera*, commonly known as sea grapes or green caviar, is a species of edible green macroalgae native to the coastal regions of the Indo-Pacific. The seaweed features tiny, bubble-like structures on its upright branches that burst with a liquid interior when chewed. It is extensively...

Halimeda tuna is a calcified green alga (Chlorophyta) of the Mediterranean Sea and tropical Atlantic, contributing significantly to carbonate sediment accumulation in reef ecosystems. Its body consists of flattened, segmented calcium carbonate plates connected by flexible joints, giving it a distinc...

Ventricaria ventricosa is a species of green alga found in tropical and subtropical marine environments, particularly in coral reefs. Often referred to as bubble algae or sailor's eyeballs, it is recognized as one of the largest known single-celled organisms on Earth. The organism consists of a sing...

Codium fragile is a marine green alga with dark green, forked, cylindrical branches whose soft, spongy texture results from its siphonous internal structure. Native to parts of the Pacific, several subspecies have spread widely beyond their original ranges and can colonize rocky shores, shellfish be...

Halimeda opuntia is a species of calcareous green macroalgae found in tropical marine environments worldwide, including the Caribbean and the Indo-Pacific. It consists of calcified segments that resemble small cacti, contributing significantly to carbonate sediment production on coral reefs as it di...

Ulva prolifera is a species of green macroalgae known for its rapid growth and ability to form massive, disruptive green tides. These blooms have periodically inundated coastal regions, most notably covering thousands of square kilometers of the Yellow Sea near Qingdao, China, during the 2008 Beijin...

Caulerpa serrulata is a tropical marine green alga found across the Indo-Pacific, including the Red Sea. Like other members of Caulerpa, its visible runners, upright fronds, and anchoring rhizoids form parts of a single large cell containing many nuclei. The species is recognized by flattened uprigh...

Penicillus capitatus is a species of calcareous green algae found in shallow tropical and subtropical marine environments such as the Caribbean Sea. Commonly known as the merman's shaving brush, it features a distinct tufted cap of fused filaments atop a stalk anchored to the sea floor. As a calcifi...

Udotea flabellum is a calcified green alga found in tropical and subtropical marine environments. It has a fan-shaped thallus made of siphonous, calcium-carbonate-containing tissue, giving the plant a firm structure and pale green appearance. The species occurs in shallow coastal habitats such as se...

Codium tomentosum is a dark green green alga found on European Atlantic and Mediterranean coasts. Its thallus has a soft, spongy texture and consists of cylindrical branches that divide repeatedly in a dichotomous pattern. The plant can grow to about 30 centimetres in length and is attached to rocky...

Caulerpa cupressoides is a species of green marine alga in the genus Caulerpa. It is found in tropical and subtropical marine environments, including parts of the Atlantic and Indo-Pacific regions, and forms branched thalli with upright cylindrical branchlets. The branchlets can give the plant a cyp...

Bryopsis plumosa is a green alga in the family Bryopsidaceae, recognized by delicate, plume-like fronds made of many fine side branches. It occurs in temperate and subtropical marine habitats, including rocky shores and shallow intertidal or subtidal pools. The species is relevant to field naturalis...

Udotea cyathiformis is a calcified green alga in the genus Udotea, found in tropical marine environments of the Atlantic and Caribbean regions. Its thallus forms a cup- or funnel-shaped structure supported by a stalk and anchored to the seabed, often in shallow sandy or mixed-substrate habitats. The...

Chaetomorpha linum is a species of green alga in the family Cladophoraceae. It consists of fine, cylindrical, unbranched filaments made of single rows of cells and can grow attached to a surface or form loose mats in shallow marine and brackish habitats. The species is recorded from many coastal reg...

Monostroma grevillei is a green alga in the genus Monostroma, found in cool temperate coastal waters of the North Atlantic and North Pacific. Its thallus forms a thin, translucent sheet that is typically one cell thick. The species is also known as an edible seaweed and has been used as a food ingre...

Dictyosphaeria cavernosa is a species of green alga in the family Siphonocladaceae. It forms hollow, inflated, bubble-like thalli that may occur attached to hard surfaces in shallow tropical marine habitats, including coral-reef environments. The species is studied in marine ecology because its dist...

Cladophora glomerata is a filamentous green alga found in freshwater and some brackish habitats across many regions. Its branched filaments can form attached mats or loose floating masses, especially where nutrients and light are abundant. Dense accumulations are associated with eutrophic waters and...

Avrainvillea nigricans is a tropical green alga in the family Dichotomosiphonaceae. Its dark green thallus has a dense, spongy texture and commonly develops on sand, mud, or other soft substrates in sheltered lagoons, reef flats, and shallow coastal areas. The species is intended for marine biology...

Ulva intestinalis is a tubular green alga found in marine, brackish, and estuarine environments across much of the world. It was formerly known as Enteromorpha intestinalis and is highly tolerant of changes in salinity, allowing it to colonize pools, mudflats, salt marsh channels, and nutrient-enric...

Ulva lactuca, commonly called sea lettuce, is a sheet-like green alga found on rocky shores, in tide pools, and in shallow coastal waters. It is widely distributed and can tolerate a range of environmental conditions. Where coastal waters receive excessive nutrients, dense accumulations of Ulva may...

Bryopsis hypnoides is a species of green alga in the genus Bryopsis. It has a filamentous, feathery appearance created by branching growth and can form soft tufts on marine surfaces. The species is associated with temperate coastal waters, including intertidal and shallow subtidal habitats, where it...

Codium adhaerens is a species of green alga in the genus Codium. It occurs in the Mediterranean and along parts of the eastern Atlantic coast, where it grows attached to rock in intertidal and shallow subtidal habitats. Its thallus forms a flat, spreading, encrusting structure that adheres closely t...

Cladophora rupestris is a dark green filamentous alga common on shaded rocky shores of the North Atlantic. Its body consists of branching, thread-like filaments, and it can persist throughout the year in intertidal crevices and pools. The species is suited to wave-washed marine habitats and is gener...

Chaetomorpha antennina is a green alga composed of stiff, unbranched filaments. It grows on tropical and subtropical rocky shores, especially in the intertidal zone, where its basal holdfast attaches the alga to a hard surface. Unlike many seaweeds with broad blades or branching fronds, this species...

Ulvaria obscura is a green macroalga found in cold temperate and polar coastal waters of the North Atlantic and North Pacific. It forms broad, dark green blades that can grow into dense mats on intertidal and shallow subtidal surfaces. The species is notable for producing dimethylsulfoniopropionate,...

Siphonocladus tropicus is a tropical green alga in the division Chlorophyta. It is reported from Caribbean and Indo-Pacific waters, where it forms branched, tubular thalli on rocky intertidal and shallow subtidal substrates. Its siphonous construction and tubular branching distinguish it from sheet-...