A representative list of algae used for the synthesis of nanoparticles and their applications.

Algae	Source of isolation	Metal nanoparticle	Characterization		Applications	Reference
			Size (nm)	Morphology
Porphyra vietnamensis	nd	Silver	13	Spherical	Antibacterial activity	94
Stoechospermum marginatum	Tuticorin Coast, Tamil Nadu, India	Gold	19–94	Spherical, hexagonal and triangular	Antibacterial activity	95
Tetraselmis kochinensis	nd	Gold	05–35	Spherical and triangular	nd	96
Chaetomorpha linum	Kanyakumari Coast, India	Silver	03–44	Clusters	nd	97
Sargassum plagiophyllum	Rameshwaram Coast, Tamil Nadu, India	Silver	18–42	Spherical	Antibacterial potential	88
Spirogyra varians	Sweet water areas, Kerman, Iran	Silver	35	Quasi-sphere	Antibacterial activity	98
Scenedesmus sp.	CSIR – Institute of Minerals and Materials Technology, Bhubaneswar, India	Silver	15–20	Spherical crystalline	Antibacterial assay	99
Chlorella vulgaris	Algal Culture Collection, Chennai, India	Gold	02–10	Spherical self assembled cores	Anti-pathogenic activity	100
Ecklonia cava	Busan, South Korea	Gold	30	Spherical and triangular	Antimicrobial activity	101
Caulerpa racemosa	Gulf of Mannar, Southeast Coast, India	Silver	05–25	Spherical and triangular	Antibacterial assay	102
Sargassum bovinum	Persian Gulf area, South Western, Iran	Palladium	05–10	Octahedral	Hydrogen peroxide sensor	87
Ulva lactuca	Coastal areas of Rameshwaram, Tamiladu, India	Silver	20–35	Cubical	Antiplasmodial activity	103
Pithophora oedogonia	Fresh Water Pond of Hoogly, West Bengal, India	Silver	25–44	Cubical and hexagonal	Antibacterial activity	104
Caulerpa racemosa	Mandapam Coastal Area, Tamil Nadu, India	Silver	25	Distorted spherical	Degradation of methylene blue	89
Sargassum tenerrimum and Turbinaria conoides	Mandapam Coast, Tamil Nadu, India	Gold	27–35	Spherical	Reduction of dyes – rhodamine B and sulforhodamine 101	90
Chlorella vulgaris	Culture Collection of Algae, University of Texas, Austin	Silver	03–15	Spherical	Antibacterial activity	85
Cystoseira baccata	Northwest Coast of Spain	Gold	8.4	Spherical	Anticancer activity	105
Chlorella vulgaris	Faculty of Natural Resources and Environment, University of Birjand, Iran	Palladium	05–20	Spherical	nd	86
Galaxaura elongata	Northwest Coast of Red Seashore	Gold	3.8–77.1	Spherical, rods, hexagonal and triangular	Antibacterial activity	106
Laminaria japonica	Local Seaweed Industry in Korea	Silver	31	Spherical to oval	Phytotoxicity and seedling growth assay	107
Gelidium amansii	Coastal Belt of South Korea	Silver	27–54	Spherical	Antibacterial and antibiofilm activity	108
Padina tetrastromatica and Turbinaria conoides	Tuticorin Coast, Tamil Nadu, India	Zinc oxide	90–120	Spherical, pentagonal, hexagonal and triangles	Antibacterial activity	91
Sargassum muticum	Northwest Pacific Region, Iran	Zinc oxide	30–57	Hexagonal	Anti-angiogenesis and anti-apoptotic activity	92