Oithona similis   Claus,  1866 (Copepod)
Organism information awaits expert curation
Taxonomy
Kingdom:Animalia
Phylum:Arthropoda
Class: Maxillopoda
Order:Cyclopoida
Family:Oithonidae

Image copyrights: Slawomir, Kwasniewski

Description
Size: Length: female 0.68-0.96 mm; male 0.60-0.70 mm.

Female: Cephalosome narrowed anterioirly but not to a point. Rostrum present but not visible dorsally. Urosome approximately the length of the prosome. Anterior third of genital segment swollen laterally. Genital segment more than twice as long as wide. Anal segment just longer than width. Furca shorter than anal segment and divergent, more than twice as long as wide. Second furcal seta is longer than the urosome. Ovisacs when present usually with a single row of very large eggs.

Male: Rostrum short and blunt. Furca about as long as wide.


Synonym (s)
Oithona helgolandica (Claus, 1863)

Common Name (s)
Economic Importance and Threats

Ecology
Habitat:  Pelagic, Estuarine, Coastal
Predator:  Bony fish (Liparis tanakae, Sprattus sprattus sprattus)

Biogeography


• Kerala, Off Alleppey (Lat: 9.42) (Long: 76.5) INDIA
• Kerala, Kochi Backwaters (Lat: 9.97) (Long: 76.22) INDIA
• Bay of Bengal INDIA (Record: 09/1997-08/1998)
• Tamil Nadu, Vellar Estuary (Lat: 11.48) (Long: 79.76) INDIA (Record: 09/1997-08/1998)
• Lakshadweep Sea (Lat: 9.5) (Long: 71.51) INDIA (Record: 12/1996-10/1967)
• Lakshadweep Sea (Lat: 12) (Long: 76.16) INDIA (Record: 12/1996-10/1967)
• Southwest Coast (Lat: 9.5) (Long: 71.51) INDIA (Record: 12/1996-10/1967)
• Southwest Coast (Lat: 12) (Long: 76.16) INDIA (Record: 12/1996-10/1967)
• Kerala, Kochi INDIA
• Kerala, Alleppey INDIA
• Kerala, Kayamkulam INDIA
• Kerala, Paravur INDIA
• Kerala, Veli INDIA
• Kerala, Neendakara INDIA
• Andaman and Nicobar Islands, Andaman Islands INDIA
• Gujarat, Saurashtra Coast (Lat: 20.84) (Long: 68.83) INDIA
• Gujarat, Saurashtra Coast (Lat: 22.50) (Long: 70.33) INDIA
• Gujarat, Off Okha Port INDIA (Record: 11/1972-10/1974)
• Gujarat, Off Dwarka INDIA (Record: 11/1972-10/1974)
• Gujarat, Off Rozi INDIA (Record: 11/1972-10/1974)

Literature Source(s)
  • Conway, DVP; White, RG; Hugues-Dit-Ciles, J; Gallienne, CP and Robins, DB (2003) Guide to the coastal and surface zooplankton of the south western Indian Ocean Occasional publication no 15 Marine Biological Association of the United Kingdom Occasional Publication of the Marine Biological association of the United Kingdom 354 pp Available at - http://www.mba.ac.uk/nmbl/publications/occpub/pdf/occ_pub_15.pdf
  • Thompson, MPK (1986) Seasonal distribution of cyclopoid copepods of the mud banks off Alleppey, Kerala coast Journal of the Marine Biological Association of India The Marine Biological Association of India, Post Box No. 2673, Dr. Salim Ali Road, Shanmugam Road-P. O., Ernakulam, Cochin-682 031, India 28(1-2) 48-56 Available at - NIO, RC, Kochi
  • Martin, PKT (1991) Ecology of the cyclopoid copepods from the Cochin backwaters Journal of the Marine Biological Association of India The Marine Biological Association of India, Post Box No. 2673, Dr. Salim Ali Road, Ernakulam, Cochin- 682 031, India 33(1-2) 350-365 Available at - NIO, RC, Kochi
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at - http://www.marinespecies.org
  • Sealifebase Available at - http://www.sealifebase.org/
  • Santhanam, P and Perumal, P (2003) Diversity of zooplankton in Parangipettai coastal waters, southeast coast of India Journal of the Marine Biological Association of India The Marine Biological Association of India, Cochin 45(2) 144-151 Available at - NIO, Goa
  • Thompson, PKM (1990) Ecology of the neritic and oceanic cyclopoid copepods along the southwest coast of India and the Laccadive sea Journal of marine biological association of india Cochin, India 32(1, 2) 38-65 Available at - http://eprints.cmfri.org.in/1095/
  • Robin, RS; Srinivasan, M and Chandrasekar, K (2009) Distribution of Zooplankton from Arabian Sea, along Southern Kerala (Southwest Coast of India) During the Cruise Current Research Journal of Biological Sciences Maxwell Scientific Organization 1(3) 155-159 Available at - http://maxwellsci.com/print/crjbs/%283%29155-159.pdf
  • Raghunathan, C (2008) Studies on oceanic zooplankton in the continental slope of Andaman waters of Bay of Bengal Nature Environment and Pollution Technology Technoscience Publications 7(4) 615-626 Available at - http://www.neptjournal.com/newsl-contact.php?id=10&q_id=9
  • Fernandes, V (2008) The effect of semi-permanent eddies on the distribution of mesozooplankton in the central Bay of Bengal Journal of Marine Research Sears Foundation for Marine Research 66 465–488 Available at - NIO,Goa
  • Patel, MI (1975) Pelagic copepods from the inshore waters off Saurashtra Coast. Journal of the Marine Biological Association of India Marine Biological Association of India, Cochin 17(3) 658-663 Available at - NIO, Goa
  • Patel, MI (1976) Seasonal variation in zooplankton from the coastal waters of Saurashtra Indian Journal of Marine Sciences Scientific Publishers 5(1) 140-144 Available at - NIO, Goa

Page last updated on:2011-07-19

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