Gelidiopsis variabilis   (Greville ex J. Agardh) F. Schmitz,  1895 (Algae)
Organism information awaits expert curation
Taxonomy
Kingdom:Plantae
Phylum:Rhodophyta
Class: Florideophyceae
Order:Rhodymeniales
Family:Lomentariaceae

Description
Thalli erect, about 4 cm high, composed of a few, irregularly branched cylindrical branches. Thallus diameter reaching up to 180 µm in cross section, medullary cells measuring up to 14 µm. Apices blunt, rounded, showing multiaxial organization. Surface cells up to 12 µm diameter.


Synonym (s)
Gelidium variabile J. Agardh, 1851
Gelidiopsis variabilis (J. Agardh) Schmitz, 1895
Ceratodictyon variabile (J. Agardh) R. Norris, 1987
(Homotypic synonym)
Acrocarpus gracilis Kutzing, 1849
(Heterotypic synonym)
Gelidiopsis gracilis (Kutzing) J. Feldmann, 1931
(Heterotypic synonym)
Gelidium variabile Greville ex J.Agardh, 1851
(Homotypic synonym)
Gelidiopsis tenuis Setchell & N. L. Gardner, 1924
(Heterotypic synonym)

Common Name (s)
Economic Importance and Threats
Importance:  Commercial
(Agar also used in human food and medicine)

Ecology
Habitat:  Rocky, Sandy, Coastal

Biogeography


• Lakshadweep (Lat: 10.5) (Long: 73) INDIA
• Kerala, Chowara Coast INDIA
• Tamil Nadu, Tuticorin (Lat: 8.78) (Long: 78.13) INDIA
• Tamil Nadu, Kanniyakumari (Lat: 8.08) (Long: 77.57) INDIA
• Maharashtra, Mumbai (Lat: 18.98) (Long: 72.83) INDIA
• Andhra Pradesh, Vishakhapatnam (Lat: 17.7) (Long: 83.3) INDIA
• Gujarat, Jalleshwar shore (Lat: 20.9) (Long: 70.37) INDIA
• Tamil Nadu, Mandapam (Lat: 9.28) (Long: 79.12) INDIA
• Gujarat, Okha INDIA
• Maharashtra INDIA
• Gujarat, Saurashtra (Lat: 21.97) (Long: 70.5) INDIA
• Gujarat INDIA
• Kerala INDIA
• Karnataka INDIA
• Tamil Nadu INDIA
• Kerala, Kovalam INDIA
• Tamil Nadu, Tiruchendur (Lat: 8.48) (Long: 78.12) INDIA
• Andhra Pradesh, Vishakhapatnam (Lat: 17.73) (Long: 83.27) INDIA
• Tamil Nadu, Pudumadam Coast (Lat: 9.25) (Long: 79) INDIA (Record: 07/2007, 08/2007)
• INDIA
• Java INDONESIA
• Lakshadweep INDIA
• MADAGASCAR
• MAURITIUS
• SEYCHELLES
• SRI LANKA
• Tamil Nadu, Arockiapuram Coast (Lat: 8.10) (Long: 77.57) INDIA (Record: 09/1995-11/1995)
• Tamil Nadu, Tiruchchendur (Lat: 8.5) (Long: 78.13) INDIA (Record: 06/1992-05/1993)
• Tamil Nadu, Mandapam INDIA
• Tamil Nadu, Gulf of Mannar, Pudumadam INDIA
• Tamil Nadu, Off Tuticorin INDIA (Record: 12/1958-05/1959) (Depth: 13-16 mts)
• Andhra Pradesh, Vishakhapatnam (Lat: 17.24) (Long: 83.27) INDIA (Record: 03/2008-02/2009)
• Andhra Pradesh, Vishakhapatnam (Lat: 17.75) (Long: 83.35) INDIA (Record: 03/2008-02/2009)
• Tamil Nadu, Manapad INDIA
• Tamil Nadu, Tiruchendur INDIA
• Tamil Nadu, Idinthakarai INDIA
• Tamil Nadu , Kovalam INDIA
• Tamil Nadu, Muttam INDIA
• Lakshadweep, Minicoy INDIA
• Lakshadweep, Suheli INDIA
• Lakshadweep, Kalpeni INDIA
• Lakshadweep, Kavaratti INDIA
• Lakshadweep, Andrott INDIA
• Lakshadweep, Agatti INDIA
• Lakshadweep, Bangaram INDIA
• Lakshadweep, Bitra INDIA
• Lakshadweep, Amini INDIA
• Lakshadweep, Kadamatt INDIA
• Lakshadweep, Kilttan INDIA
• Lakshadweep, Chettalatt INDIA
• Kerala INDIA (Record: 08/1986-05/1987)
• Gujarat, Okha INDIA
• Maharashtra, Mumbai INDIA
• Goa INDIA
• Karnataka, Karwar INDIA
• Kerala, Kollam INDIA
• Tamil Nadu, Kanniyakumari INDIA
• Kerala, Vizhinjam INDIA
• Tamil Nadu, Tuticorin INDIA
• Andhra Pradesh, Vishakhapatnam INDIA
• Karnataka, Karwar INDIA (Record: 01/1985-12/1985)
• Karnataka, Honavar INDIA (Record: 01/1985-12/1985)
• Karnataka, Bhatkal INDIA (Record: 01/1985-12/1985)
• Karnataka INDIA (Record: 2005-2006)
• Gujarat, Veraval INDIA
• Gujarat, Adri INDIA
• Gujarat, Porbandar INDIA

Literature Source(s)
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  • Littler, DS and Littler, MM Marine plants of Pacific Panama Smithsonian Tropical Research Institute Available at - http://biogeodb.stri.si.edu/pacificalgae/search
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  • Selvaraj, R and Selvaraj, R (1997) Distribution and diversity of seaweeds in Tiruchendur and Idinthakarai Seaweed Research and Utilisation Seaweed Research and Utilisation Association 19(1-2) 115-123 Available at - NIO, Goa
  • Sundaram, KS; Sarvesan, R; Mohamed, KH and Shanbhogue, SL (1969) Catalogue of molluscs, prawns, stomatopods and marine algae in the reference collections of the central marine fisheries research institute Bulletin Of Central Marine Fisheries Research Institute CMFRI, Cochin 9 1-52 Available at - http://eprints.cmfri.org.in/570/1/Bulletin_9.pdf
  • Varma, RP (1960) Flora of the pearl beds off Tuticorin Journal of the Marine Biological Association of India Marine Biological Association of India 2 (2) 221-225 Available at - http://eprints.cmfri.org.in/1405/1/Prasanna_221-225.pdf
  • Lakshmi, KP and Rao, GMN (2009) Some numerical studies on marine algae of Visakhapatnam coast Journal of Algal Biomass Utilization Phyco Spectrum Inc 1 (1) 60–85 Available at - phycospectrum.com/paper6vol1no1.pdf
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  • Bocas del Toro: Species database Available at - http://biogeodb.stri.si.edu/bocas_database/search/
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  • Chennubhotla, VSK; Ramachandrudu, BS; Kaladharan, P and Dharmaraja, SK (1988) Seaweed resources of Kerala coast Bulletin of the Department of Aquatic Biology and Fisheries CMFRI 7 69-74 Available at - http://eprints.cmfri.org.in/7537/1/565-BULLETION_OF_THE__DEPT._OF_AQUAFIC_BIOLOGY_AND_FISHERIES_UNI._OF_KERALA.pdf
  • James, PSBR (1987) Distribution of the important Indian marine algae Seaweed research and utilization in India Bulletin Of Central Marine Fisheries Research Institute CMFRI, Cochin 41 100-111 Available at - http://eprints.cmfri.org.in/8209/1/Bulletin_No_41.pdf
  • Untawale, AG; Reddy, CRK and Deshmukhe, GV (1989) Ecology of intertidal benthic algae of northern Karnataka coast Indian Journal of Marine Sciences Scientific Publishers 18 73-81 Available at - NIO, Goa
  • Kaladharan, P; Zacharia, PU and Vijayakumaran, K (2011) Coastal and marine floral biodiversity along the Karnataka coast Journal of the Marine Biological Association of India Marine Biological Association of India, Cochin, India 53 (1) 121 - 129 Available at - http://eprints.cmfri.org.in/8710/1/121--129--P._Kaladharan.pdf
  • Kaladharan, P; Zacharia, PU and Vijayakumaran, K (2011) Coastal and Marine floral biodiversity along the Karnataka coast Journal of the Marine Biological Association of India The Marine Biological Association of India 53(1) 121-129 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:2012-12-13

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