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Hydrocharitaceae

Hydrocharitaceae Juss. - Tape-grass Family

1. Halophila ovalis (R.Br.) Hook.f.

(Caulinia ovalis, Halophila johnsonii, Kernera ovalis)

Common names: Spoon seagrass, Paddle weed, Dugong Grass, Sea Wrack, Ashab bahriya, Hasheesh bahri

Extract from Wikipedia article: Halophila ovalis is a seagrass in the family Hydrocharitaceae, a common name is paddle weed. It is a small herbaceous plant that occurs in sea beds and other saltwater environments.

LinkSpoon seagrass (Paddle weed, Halophila ovalis) extracted from water in area of Ras Al Noof near Al Khor. Qatar, April 18, 2014
LinkBack lit Spoon seagrass (Paddle weed, Halophila ovalis) extracted from water in area of Ras Al Noof near Al Khor. Qatar, April 18, 2014
LinkLeaf of Spoon seagrass (Paddle weed, Halophila ovalis) extracted from water in area of Ras Al Noof near Al Khor. Qatar, April 18, 2014

2. Halophila stipulacea (Forssk.) Asch.

(Barkania bullata, Barkania stipulacea, Halophila balfourii, Halophila madagascariensis, Thalassia bullata, Thalassia stipulacea, Zostera bullata, Zostera stipulacea)

Common names: Broadleaf seagrass, Ashab bahriya, Hasheesh bahri

LinkDry papery stripes of seagrass (Halophila stipulacea) near salt marsh in Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, March 1, 2010
LinkPairs of leaves distributed on petioles along a rhizome of seagrass (Halophila stipulacea) extracted from water in area of Ras Al Noof near Al Khor. Qatar, April 18, 2014
LinkSerrated leaves of seagrass (Halophila stipulacea) extracted from water in area of Ras Al Noof near Al Khor. Qatar, April 18, 2014
LinkBack lit leaves of seagrass (Halophila stipulacea) extracted from water in area of Ras Al Noof near Al Khor. Qatar, April 18, 2014
LinkBunch of leaves of seagrass (Halophila stipulacea) extracted from water in area of Ras Al Noof near Al Khor. Qatar, April 18, 2014
LinkBack lit leaves of seagrass (Halophila stipulacea) taken from Al Khor. Qatar, April 18, 2014
LinkPairs of leaves distributed on petioles along a rhizome of seagrass (Halophila stipulacea) in Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, October 9, 2014
LinkSeagrass (Halophila stipulacea) in Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, October 9, 2014
LinkLeaves of seagrass (Halophila stipulacea) on Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, January 9, 2015
LinkLeaves of seagrass (Halophila stipulacea) with white backgrouns on Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, January 9, 2015
LinkBack lit leaves of seagrass (Halophila stipulacea) on Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, January 9, 2015

3. Najas marina L.

Common names: brittle naiad, marine naiad, spiny naiad, water-nymph, bushy pondweed

Extract from Wikipedia article: Najas marina is a species of aquatic plant known by the common names spiny water nymph and holly-leaved naiad. It is an extremely widespread species, reported across Europe, Asia, Africa, Australia, the Americas and many oceanic islands. It can be found in many types of freshwater and brackish aquatic habitat, including bodies of alkaline water.

LinkBrittle naiad aquatic plant (Najas marina) submerged in Abu Nakhla wastewater treatment ponds. Doha, Qatar, February 27, 2015
LinkBrittle naiad aquatic plant (Najas marina) extracted from Abu Nakhla wastewater treatment ponds. Doha, Qatar, February 27, 2015
LinkToothed leaves of brittle naiad aquatic plant (Najas marina) extracted from Abu Nakhla wastewater treatment ponds. Doha, Qatar, February 27, 2015
LinkToothed leaves of brittle naiad aquatic plant (Najas marina) with serrate edges taken from Abu Nakhla wastewater treatment ponds. Doha, Qatar, February 27, 2015
LinkBrittle naiad aquatic plant (Najas marina) with roots taken from Abu Nakhla wastewater treatment ponds. Doha, Qatar, February 27, 2015
LinkBrittle naiad aquatic plant (Najas marina) on dark background taken from Abu Nakhla wastewater treatment ponds. Doha, Qatar, February 27, 2015
LinkToothed leaves of brittle naiad aquatic plant (Najas marina) on dark background taken from Abu Nakhla wastewater treatment ponds. Doha, Qatar, February 27, 2015
LinkSpiny leaves of brittle naiad aquatic plant (Najas marina) from Abu Nakhla wastewater treatment ponds. Doha, Qatar, February 27, 2015
LinkDried aquatic plants of brittle naiad (Najas marina) in caked mud of Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
LinkDried aquatic plants of brittle naiad (Najas marina) on muddy bottom of Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
LinkDying aquatic plant of brittle naiad (Najas marina) in Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
LinkHabitat of aquatic plant Brittle naiad (Najas marina) in a pond near the entrance of Irkhaya (Irkaya) Farms. Qatar, November 13, 2015
LinkAquatic plant Brittle naiad (Najas marina) taken from a pond near the entrance of Irkhaya (Irkaya) Farms. Qatar, November 13, 2015
LinkClose up of aquatic plant Brittle naiad (Najas marina) taken from a pond near the entrance of Irkhaya (Irkaya) Farms. Qatar, November 13, 2015

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Acknowledgements

QNHG (Qatar Natural History Group) and associated people, for a possibility to participate in their field excursions and to learn about local nature.