Brown Macroalgae and Kelp
37 entries in the Brown Macroalgae and Kelp compendium.
KelpLarge brown algae forming dense underwater forests in cold oceans.LaminarialesLarge brown algae forming dense underwater forests.Chorda filumA brown alga with rope-like fronds, notable for a 2025 cultivation breakthrough.Bifurcaria galapagensisEndemic Galapagos brown algae, possibly extinct since 1983.Cystophora (alga)Brown algae genus with zigzag branches, dominant in southern Australia.DurvillaeaSouthern bull kelp that raft vast distances, shaping ecosystems.Durvillaea antarcticaA robust bull kelp that floats via honeycomb blades.Durvillaea pohaA robust southern bull kelp with broad, honeycomb blades.Durvillaea willanaA non-buoyant, chocolate-brown bull kelp endemic to New Zealand.Gongolaria baccataA brown seaweed with berry-like air bladders, found in Atlantic and Mediterranean waters.HijikiA brown seaweed from East Asia with arsenic health concerns.Himanthalia elongataA brown alga, the sole species in its genus and family.HormosiraMonotypic brown alga with buoyant beads, native to Australia and New Zealand.HormosiraceaeMonotypic brown algae family with buoyant, bead-like fronds.Notheia anomalaObligate epiphyte of Hormosira banksii, native to Australasia.Phyllospora comosaCrayweed forms temperate seaweed forests vital for marine habitat and carbon capture.SargassumBrown macroalgae forming vast drifting mats in tropical oceans.Sargassum aquifoliumEndemic Hawaiian brown alga, used in food and sacred ceremonies.Sargassum fusiformeA brown seaweed from East Asia with culinary and health significance.Sargassum horneriBrown macroalgae native to Japan and Korea, invasive in the Pacific.Sargassum johnsoniiEndemic brown seaweed of the Three Kings Islands.Sargassum muticumA large brown seaweed invasive in some non-native regions.Turbinaria (alga)A brown algal genus with high thermal tolerance and alginate value.Turbinaria ornataA tropical brown alga that can rapidly colonize coral reefs.Wrack (seaweed)Wrack refers to seaweeds and seagrasses cast up on shore.Alaria marginataA dominant intertidal kelp with chemical defenses and seasonal spore release.DesmarestiaBrown algae genus that stores sulfuric acid in vacuoles.Dictyota sandvicensisA brown seaweed endemic to the Hawaiian Islands.EctocarpalesA large brown algal order with diverse tissue organization.FucophycidaeSubclass of brown algae with complex, evolved orders.Fucus ceranoidesBrown algae restricted to estuarine intertidal habitats with fluctuating salinities.Leathesia marinaA brown alga that breaks into filaments when squeezed.Alaria (alga)A brown kelp genus eaten worldwide and sensitive to ocean temperature.KjellmaniellaA monotypic kelp genus noted for its fucoidan profile.LaminariaA genus of brown kelp with economic and ecological importance.Lessonia (alga)A southern-hemisphere kelp genus with economic and ecological importance.MacrocystisThe largest brown alga, forming vast kelp forests in cool oceans.
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