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1551-25. Brittle naiad aquatic plant (Najas marina) with roots taken from Abu Nakhla wastewater treatment ponds. Doha, Qatar, February 27, 2015

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Brittle naiad aquatic plant (Najas marina) submerged in Abu Nakhla wastewater treatment ponds. Doha, Qatar, February 27, 2015
Brittle naiad aquatic plant (Najas marina) extracted from Abu Nakhla wastewater treatment ponds. Doha, Qatar, February 27, 2015
Spiny leaves of brittle naiad aquatic plant (Najas marina) from Abu Nakhla wastewater treatment ponds. Doha, Qatar, February 27, 2015
Brittle naiad aquatic plant (Najas marina) on dark background taken from Abu Nakhla wastewater treatment ponds. Doha, Qatar, February 27, 2015
Toothed leaves of brittle naiad aquatic plant (Najas marina) extracted from Abu Nakhla wastewater treatment ponds. Doha, Qatar, February 27, 2015
Toothed leaves of brittle naiad aquatic plant (Najas marina) with serrate edges taken from Abu Nakhla wastewater treatment ponds. Doha, Qatar, February 27, 2015
Toothed leaves of brittle naiad aquatic plant (Najas marina) on dark background taken from Abu Nakhla wastewater treatment ponds. Doha, Qatar, February 27, 2015
Dying aquatic plant of brittle naiad (Najas marina) in Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
Dried aquatic plants of brittle naiad (Najas marina) in caked mud of Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
Dried aquatic plants of brittle naiad (Najas marina) on muddy bottom of Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
Aquatic plant Brittle naiad (Najas marina) taken from a pond near the entrance of Irkhaya (Irkaya) Farms. Qatar, November 13, 2015
Habitat of aquatic plant Brittle naiad (Najas marina) in a pond near the entrance of Irkhaya (Irkaya) Farms. Qatar, November 13, 2015
Close up of aquatic plant Brittle naiad (Najas marina) taken from a pond near the entrance of Irkhaya (Irkaya) Farms. Qatar, November 13, 2015
Roots of beaked tasselweed (widgeongrass, Ruppia maritima) taken from Abu Nakhla wastewater treatment ponds. Doha, Qatar, February 27, 2015
Beaked tasselweed (widgeongrass, Ruppia maritima) with roots extracted from Abu Nakhla wastewater treatment ponds. Doha, Qatar, February 27, 2015
Old plywood mosque near Abu Nakhla wastewater treatment ponds. Doha, Qatar, February 27, 2015
Plywood mosque near Abu Nakhla wastewater treatment ponds. Doha, Qatar, February 27, 2015
Beaked tasselweed (widgeongrass, Ruppia maritima) taken from Abu Nakhla wastewater treatment ponds. Doha, Qatar, February 27, 2015
Clump of beaked tasselweed (widgeongrass, Ruppia maritima) taken from Abu Nakhla wastewater treatment ponds. Doha, Qatar, February 27, 2015
Narrow leaves of beaked tasselweed (widgeongrass, Ruppia maritima) taken from Abu Nakhla wastewater treatment ponds. Doha, Qatar, February 27, 2015
Mihrab (semicircular prayer niche) in qibla wall inside old plywood mosque near Abu Nakhla wastewater treatment ponds. Doha, Qatar, February 27, 2015
Evans bluetail damselfly (Ischnura evansii) near Abu Nakhla wastewater treatment ponds. Doha, Qatar, March 29, 2014
Birdwatching with QNHG (Qatar Natural History Group) near Abu Nakhla wastewater treatment ponds. Doha, Qatar, March 29, 2014
Watching birds with QNHG (Qatar Natural History Group) near Abu Nakhla wastewater treatment ponds. Doha, Qatar, March 29, 2014
Bright mature male broad scarlet dragonfly (Crocothemis erythraea) near Abu Nakhla wastewater treatment ponds. Doha, Qatar, March 29, 2014
Broad scarlet dragonfly (Crocothemis erythraea) in obelisk position near a service road of Abu Nakhla wastewater treatment ponds. Doha, Qatar, March 29, 2014
Female broad scarlet dragonfly (Crocothemis erythraea) holding its abdomen up (obelisk position) near Abu Nakhla wastewater treatment ponds. Doha, Qatar, March 29, 2014
Group of birdwatchers from QNHG (Qatar Natural History Group) near Abu Nakhla wastewater treatment ponds. Doha, Qatar, March 29, 2014
Group of birdwatchers from QNHG (Qatar Natural History Group) on a service road near Abu Nakhla wastewater treatment ponds. Doha, Qatar, March 29, 2014
Aquatic plant Widgeon Grass (Ruppia maritima) taken from Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
Stand of aquatic plant Widgeon Grass (Ruppia maritima) in Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
Cluster of fruits of aquatic plant Widgeon Grass (Ruppia maritima) taken from Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
Dense stand of aquatic plant Widgeon Grass (Ruppia maritima) in Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
Fruits and a flower of aquatic plant Widgeon Grass (Ruppia maritima) taken from Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
Membranous sheath with a flower(?) of aquatic plant Widgeon Grass (Ruppia maritima) taken from Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
Close up of membranous sheath of aquatic plant Widgeon Grass (Ruppia maritima) taken from Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
Close up of pea shaped fruits of aquatic plant Widgeon Grass (Ruppia maritima) taken from Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
Close up of pea shaped fruits (drupelets) of aquatic plant Widgeon Grass (Ruppia maritima) taken from Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
Close up of membranous sheath with coiled stalk (peduncle) bearing flowers and fruits of aquatic plant Widgeon Grass (Ruppia maritima) taken from Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
Deer Island Light (modern tower) and Deer Island Sewage Treatment Plant (Boston Harbor Wastewater Treatment Plant) in Boston Harbor, view from a boat. Boston, Massachusetts, November 11, 2004
Old plywood mosque near Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
Dried caked mud of Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
Dried caked mud on the bottom of Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
Dried Abu Nakhla jail ponds (sewage lagoons), with caked mud at the bottom. Qatar, April 18, 2015
Texture of dried caked mud of Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
Shrinking water reservoir of Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
Dried caked mud covering the bottom of Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
Widgeon Grass (Ruppia maritima) in Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
Widgeon Grass (Ruppia maritima) with flowers in Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
Blue dome and traces of a chandelier in a plywood mosque near Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
Grass Sporobolus spicatus growing on dried bottom of Abu Nakhla jail ponds (sewage lagoons). Qatar, April 18, 2015
Drying Abu Nakhla jail ponds (sewage lagoons), April 18, 2015
Breathing roots (pneumatophores) of mangroves (Avicennia marina) Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, May 29, 2015
Aerial roots (pneumatophores) of mangroves (Avicennia marina) Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, May 29, 2015
Aerial roots (pneumatophores) of mangroves (Avicennia marina) on littoral of Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, May 29, 2015
Aerial roots (pneumatophores) of mangroves (Avicennia marina) on Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, April 24, 2015
Mangrove tree (Avicennia marina) with aerial roots (pneumatophores) on Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, December 20, 2015
Aerial roots (pneumatophores) of mangroves (Avicennia marina) exposed at low tide near Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, April 4, 2015
Mud flat with aerial roots (pneumatophores) of mangroves (Avicennia marina) exposed at low tide near Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, April 4, 2015
Mangrove forest (Avicennia marina) with aerial roots (pneumatophores) on west side of Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, December 20, 2015
Close up of aerial roots (pneumatophores) of mangroves (Avicennia marina) exposed at low tide near Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, April 4, 2015
Grey mangroves (Avicennia marina) surrounded by aerial roots (pneumatophores) at low tide near a fishing village of Al Jumail (Jumayl) west of Ruwais. Northern Qatar, June 26, 2015
Mangrove tree (Avicennia marina) surrounded by aerial roots (pneumatophores) at low tide near a fishing village of Al Jumail (Jumayl) west of Ruwais. Northern Qatar, June 26, 2015
Line of aerial roots (pneumatophores) of a mangrove tree (Avicennia marina) at low tide near a fishing village of Al Jumail (Jumayl) west of Ruwais. Northern Qatar, June 26, 2015
Grey mangroves (Avicennia marina, qurm, shourah) surrounded by aerial roots (pneumatophores) at low tide in Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, February 19, 2010
Grey mangrove (Avicennia marina, qurm, shourah) surrounded by aerial roots (pneumatophores) at low tide near a fishing village of Al Jumail (Jumayl) west of Ruwais. Northern Qatar, June 26, 2015
Yellow sulphuric roots (turmeric, yellowish-brown tuberous rhizome of a plant of Curcuma longa, ginger family) in spice section of Souq Waqif (Old Market). Doha, Qatar, February 8, 2014
Inflorescence of pan dropseed (Sporobolus ioclados) east from Al Jebail water treatment plant. Al Khor, Qatar, December 20, 2015
Pink flowers of tamarisk (Tamarix aucheriana) east from Al Jebail water treatment plant. Al Khor, Qatar, December 20, 2015
Sedge (Cyperus conglomeratus) in a roadside depression east from Al Jebail water treatment plant. Al Khor, Qatar, December 20, 2015
Purple inflorescence of pan dropseed (Sporobolus ioclados) east from Al Jebail water treatment plant. Al Khor, Qatar, December 20, 2015
Green and white panicle of pan dropseed (Sporobolus ioclados) east from Al Jebail water treatment plant. Al Khor, Qatar, December 20, 2015
Tussock forming grass pan dropseed (Sporobolus ioclados) east from Al Jebail water treatment plant. Al Khor, Qatar, December 20, 2015
Close up of a purple inflorescence of pan dropseed (Sporobolus ioclados) east from Al Jebail water treatment plant. Al Khor, Qatar, December 20, 2015
Aerial roots (pneumatophores) of mangrove (Avicennia marina) at low tide at northern tip of Qatar, March 24, 2012
Flowers of desert thorn (Lycium shawii, local name Awsaj) east from Al Jebail water treatment plant. Al Khor, Qatar, December 20, 2015
Dry seeds of Medicago laciniata carpeting the ground of a roadside depression east from Al Jebail water treatment plant. Al Khor, Qatar, December 20, 2015
Tussock of grass pan dropseed (Sporobolus ioclados) in a roadside depression east from Al Jebail water treatment plant. Al Khor, Qatar, December 20, 2015
Mangrove (Avicennia marina) with aerial roots (pneumatophores) on Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, May 28, 2016
Mangrove (Avicennia marina) with saplings emerging from aerial roots on Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, May 28, 2016
Mangrove (Avicennia marina) with aerial roots (pneumatophores) at low tide on Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, May 28, 2016
Panicles of Malabar sprangletop (brown beetle-grass, Leptochloa fusca) in a roadside depression east from Al Jebail water treatment plant. Al Khor, Qatar, December 20, 2015
Inflorescence of Malabar sprangletop (brown beetle-grass, Leptochloa fusca) in a roadside depression east from Al Jebail water treatment plant. Al Khor, Qatar, December 20, 2015
Plant of Pulicaria undulata with decumbent branches in a roadside depression east from Al Jebail water treatment plant. Al Khor, Qatar, January 23, 2016
Aerial roots (pneumatophores) of mangroves (Avicennia marina) in salt marsh near Jazirat Umm Tays, barrier island at northern tip of Qatar, east from Ruwais. Qatar, April 12, 2013
Mangroves (Avicennia marina) with aerial roots (pneumatophores) in salt marsh near Jazirat Umm Tays, barrier island at northern tip of Qatar, east from Ruwais. Qatar, April 12, 2013
Terminal inflorescence of Malabar sprangletop (brown beetle-grass, Leptochloa fusca) in a roadside depression east from Al Jebail water treatment plant. Al Khor, Qatar, December 20, 2015
Salt marsh with breathing roots of mangrove (Avicennia marina) from causeway to Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, October 24, 2014
Carpet of blooming Egyptian Fig-marigold (slenderleaf ice plant, Mesembryanthemum nodiflorum) in a roadside depression east from Al Jebail water treatment plant. Al Khor, Qatar, March 19, 2016
Seedling of Egyptian Fig-marigold (slenderleaf ice plant, Mesembryanthemum nodiflorum, local name Ghasoul) on a roadside east from Al Jebail water treatment plant. Al Khor, Qatar, January 23, 2016
Yellow fall foliage of mesquite (Prosopis juliflora, Prosopis chilensis, ironwood, local names meskeet, ghweif, al ghaf) east from Al Jebail water treatment plant. Al Khor, Qatar, December 20, 2015
Yellow sulphuric roots (turmeric, yellowish-brown tuberous rhizome of a plant of Curcuma longa, ginger family) in spice section of Souq Waqif (Old Market). Doha, Qatar, April 5, 2013
Warped brown roots for sale in spice section of Souq Waqif (Old Market). Doha, Qatar, February 8, 2014
Marina in Porto Arabia in Pearl Qatar Development. Doha, Qatar, October 23, 2015
Marina of Porto Arabia in Pearl Qatar Development. Doha, Qatar, October 23, 2015
Boats in marina of Porto Arabia in Pearl Qatar Development. Doha, Qatar, October 23, 2015
Yachts in marina of Porto Arabia in Pearl Qatar Development. Doha, Qatar, October 23, 2015
Marina of Porto Arabia in Pearl Qatar Development at dusk. Doha, Qatar, October 23, 2015
Marina of Porto Arabia in Pearl Qatar Development at morning. Doha, Qatar, October 23, 2015

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