Tricleocarpa fragilis   (Linnaeus) Huisman & Townsend,  1993 (Algae)
Organism information awaits expert curation
Class: Florideophyceae

Size: Thallus 4 cm high; diameter 1-1.5 mm; interdichotomies 0.5–1 cm

Color: Pink

Thallus form and type: Bushy and calcified

Substratum: Intertidal rocks, calcareous substrata

Occurrence: Mid littoral zone, tide pools

Season: November-April

Abundance: Moderate

Plants olive red in color, 5-6 cm tall, dimorphic, male plants much smaller than female plants; branching regularly dichotomous with articulations in basal positions; branches cyclindrical uniform with smooth surface, 1-2 mm in diameter; growing points situated in a deep narrow depressions at apices; medullary filaments loosely interwoven; calcification strong, confined to the cortex in the younger parts, extending to the peripheral portion of the medulla in the older portions. Thallus erect; composed of cylindrical axes, branching dichotomously in different planes, not strongly calcified but brittle.

Synonym (s)
Corallina oblongata Ellis & Solander, 1786
(Heterotypic synonym)
Dichotomaria fragilis Lamarck, 1816
(Heterotypic synonym)
Eschara fragilis Linnaeus, 1758
(Homotypic synonym)
Galaxaura constipata Kjellman, 1900
(Heterotypic synonym)
Galaxaura dimorpha Kjellman, 1900
(Heterotypic synonym)
Galaxaura eburnea Kjellman, 1900
(Heterotypic synonym)
Galaxaura fragilis (Lamarck) J. V. Lamouroux, 1842
(Heterotypic synonym)
Galaxaura oblongata (J. Ellis & Solander) J. V. Lamouroux, 1816
(Heterotypic synonym)
Galaxaura oblongata Silva et al., 1996
Galaxaura pilifera Kjellman, 1900
(Heterotypic synonym)
Tricleocarpa oblongata (Ellis & Solander) Huisman & Borowitzka, 1990
(Heterotypic synonym)
Galaxaura vietnamensis E. Y. Dawson, 1954
(Heterotypic synonym)
Tricleocarpa fragilis (Linnaeus) Huisman & Townsend, 1993
Galaxaura fragilis (Lamarck) Lamouroux ex Decaisne, 1842
Galaxaura dichotoma Jadin, 1935

Common Name (s)
Economic Importance and Threats

Habitat:  Rocky, Coastal


• Tamil Nadu, Pamban (Lat: 9.25) (Long: 79.33) INDIA
• Gujarat, Dwarka Coast (Lat: 18.17) (Long: 66.17) INDIA
• Tamil Nadu, Tuticorin (Lat: 8.78) (Long: 78.13) INDIA
• Tamil Nadu, Krusadai Island (Lat: 9.23) (Long: 79.22) INDIA
• Tamil Nadu, Mandapam (Lat: 9.28) (Long: 79.12) INDIA
• Gujarat, Okha INDIA
• Tamil Nadu, Pamban (Lat: 9.29) (Long: 79.21) INDIA
• Gujarat INDIA
• Tamil Nadu INDIA
• Andaman and Nicobar Islands INDIA
• Lakshadweep (Lat: 11) (Long: 72.5) INDIA
• Andaman and Nicobar Islands, Andaman Islands INDIA
• Lakshadweep INDIA
• Andaman and Nicobar Islands, Nicobar Islands INDIA
• Gujarat, Dwarka INDIA
• Gujarat, Porbandar INDIA
• Gujarat, Shivrajpur INDIA
• Gujarat, Veraval INDIA
• Gujarat, Vervala INDIA

Literature Source(s)
  • Subbaramaiah, K; Nair, MRP and Krishnamurthy, V (1977) Distribution pattern of marine algae on the shore of Pamban Seaweed Research and Utilization Seaweed Research and utilization Association, Marine fisheries 623520, Tamilnadu, India 2 74-77 Available at - NIO, Goa
  • (2006) Algaebase Available at -
  • Sahoo, D; Nivedita and Debasish (2001) Seaweeds of Indian coast S. B. Nangia, A. P. H. Publishing Corporation, New Delhi 283 pp Available at - NIO, Goa
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at -
  • Coppejans, E; Leliaert, F and Schils, T (2002) New records of marine benthic algae for the Mozambican coast collected at Inhaca Island South African Journal of Botany Foundation for Education, Science and Technology, South Africa 68 342-348 Available at -
  • National Taiwan museum Available at -
  • Silva, PC; Basson, PW and Moe, RL (1996) Catalogue of the benthic marine algae of the Indian Ocean University of California Press 79 1259 pp Available at - NIO, Goa
  • Rao, MU (2006) Key to the identification of Indian red seaweeds Recent advances on applied aspects of Indian marine algae with reference to global scenario, volume 1. Seaweed taxonomic identification, aquaculture, resource, environment, fouling and disease Central Salt and Marine Chemicals Research Institute, Bhavnagar 46-140 Available at - NIO, Goa
  • Jha B, Reddy C.R.K, Thakur M C and Rao M (2009) Seaweeds of India The Diversity and Distribution of seaweeds of Gujarat Coast Springer 211pp Available at - NIO

Page last updated on:2012-12-07

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