 Mud crab in mangroves area near Jazirat Umm Tays, barrier island at northern tip of Qatar, east from Ruwais. Qatar, April 12, 2013
 Intertidal algal cyanobacterial mats in mangroves area near Jazirat Umm Tays, barrier island at northern tip of Qatar, east from Ruwais. Qatar, April 12, 2013
 Some sand mounds in shallow water of salt marsh near Jazirat Umm Tays, barrier island at northern tip of Qatar, east from Ruwais. Qatar, April 12, 2013
 Eggs of sea birds Sterna (terns) on a beach near Zubara. Northern Qatar, March 6, 2015
 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
 Intertidal polygonally cracked algal cyanobacterial mats in mangroves area near Jazirat Umm Tays, barrier island at northern tip of Qatar, east from Ruwais. Qatar, April 12, 2013
 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
 Mud creepers (mangrove whelk, brackish-water snail, gastropod mollusk, Terebralia palustris) in mangroves area near Jazirat Umm Tays, barrier island at northern tip of Qatar, east from Ruwais. Qatar, April 12, 2013
 Mangrove whelk (mud creepers, brackish-water snail, gastropod mollusk, Terebralia palustris) in mangroves area near Jazirat Umm Tays, barrier island at northern tip of Qatar, east from Ruwais. Qatar, April 12, 2013
 Feral dogs in Jazirat Umm Tays, barrier island at northern tip of Qatar, east from Ruwais, March 24, 2012
 Eggs of sea birds terns on Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, April 24, 2015
 Seaweed (algae) on a beach of Jazirat Umm Tays, barrier island at northern tip of Qatar, east from Ruwais, March 24, 2012
 Dead corals on a beach of Jazirat Umm Tays, barrier island at northern tip of Qatar, east from Ruwais, March 24, 2012
 Qatar Natural History Group (QNHG) at Jazirat Umm Tays, barrier island at northern tip of Qatar, east from Ruwais, March 24, 2012
 Qatar Natural History Group (QNHG) on dunes of Jazirat Umm Tays, barrier island at northern tip of Qatar, east from Ruwais, March 24, 2012
 Corals and sea snails at low tide on a beach of Jazirat Umm Tays, barrier island at northern tip of Qatar, east from Ruwais, March 24, 2012
 Sedge (Cyperus conglomeratus) in sands of Jazirat Umm Tays, barrier island at northern tip of Qatar, east from Ruwais, March 24, 2012
 Qatar Natural History Group (QNHG) near a fishing shack in Jazirat Umm Tays, barrier island at northern tip of Qatar, east from Ruwais, March 24, 2012
 European seaheath (Frankenia pulverulenta) in sands of Jazirat Umm Tays, barrier island at northern tip of Qatar, east from Ruwais, March 24, 2012
 Blooming Sea Lavender (Limonium axillare, local name Qetaif) in sands of Jazirat Umm Tays, barrier island at northern tip of Qatar, east from Ruwais, March 24, 2012
 Seedling of a salt tolerant plant Anabasis setifera in dunes of Jazirat Umm Tays, barrier island at northern tip of Qatar, east from Ruwais, March 24, 2012
 Buck s horn groundsel (Senecio glaucus, mureer) in sands of Jazirat Umm Tays, barrier island at northern tip of Qatar, east from Ruwais, March 24, 2012
 Flowers of Sea Lavender (Limonium axillare, local name Qetaif) in sands of Jazirat Umm Tays, barrier island at northern tip of Qatar, east from Ruwais, March 24, 2012
 Algae Oyster Thief (Colpomenia sinuosa) at low tide on a beach of Jazirat Umm Tays, barrier island at northern tip of Qatar, east from Ruwais, March 24, 2012
 Shells of a marine gastropod mollusk (sea snail) Clypeomorus bifasciatus at low tide in Jazirat Umm Tays, barrier island at northern tip of Qatar, east from Ruwais, March 24, 2012
 Desert Hyacinth (Cistanche tubulosa) with a host plant, a salt tolerant succulent, at Jazirat Umm Tays, barrier island at northern tip of Qatar, east from Ruwais, March 24, 2012
 Tiny desert flowers of European seaheath (Frankenia pulverulenta) growing in sands of Jazirat Umm Tays, barrier island at northern tip of Qatar, east from Ruwais, March 24, 2012
 Dried parasitic plant Cynomorium coccineum (desert, or red thumb, tarthuth) in dunes of Jazirat Umm Tays, barrier island at northern tip of Qatar, east from Ruwais, March 24, 2012
 Egyptian Fig-marigold (slenderleaf ice plant, Mesembryanthemum nodiflorum, local name Ghasoul) in dunes of Jazirat Umm Tays, barrier island at northern tip of Qatar, east from Ruwais, March 24, 2012
 Small yellow flowers of Buck s horn groundsel (Senecio glaucus, mureer) in sands of Jazirat Umm Tays, barrier island at northern tip of Qatar, east from Ruwais, March 24, 2012
 Small flower of Egyptian Fig-marigold (slenderleaf ice plant, Mesembryanthemum nodiflorum, local name Ghasoul) in sands of Jazirat Umm Tays, barrier island at northern tip of Qatar, east from Ruwais, March 24, 2012
 Nest of sea birds Sterna (terns) on a beach near Zubara. Northern Qatar, March 6, 2015
 QNHG (Qatar Natural History Group) watching birds on a small peninsula. Ruwais, Northern Qatar, April 3, 2015
 QNHG (Qatar Natural History Group) heading to watch birds on a small peninsula. Ruwais, Northern Qatar, April 3, 2015
 Chicken of sea birds Socotra cormorant in Al Aaliya Island (Jazirat al Aliyah). Qatar, March 27, 2013
 Nesting sea birds Socotra cormorant in Al Aaliya Island (Jazirat al Aliyah). Qatar, March 27, 2013
 Abandoned villa at northern tip of Qatar in Khasooma area, east from Ruwais. Qatar, April 12, 2013
 Ostrich on northern tip of Haloul Island (Jazirat Halul). Qatar, April 19, 2013
 Gypsum rocks on northern tip of Haloul Island (Jazirat Halul). Qatar, April 19, 2013
 Herd of mountain goats on northern tip of Haloul Island (Jazirat Halul). Qatar, April 19, 2013
 Mountain goat standing on northern tip of Haloul Island (Jazirat Halul). Qatar, April 19, 2013
 Catching a desert lizard on northern tip of Haloul Island (Jazirat Halul). Qatar, April 19, 2013
 Exploring mysterious bunker on northern tip of Haloul Island (Jazirat Halul). Qatar, April 19, 2013
 Capturing a desert lizard on northern tip of Haloul Island (Jazirat Halul). Qatar, April 19, 2013
 Mountain goat in area of northern tip of Haloul Island (Jazirat Halul). Qatar, April 19, 2013
 Mountain goat standing on rocks of northern tip of Haloul Island (Jazirat Halul). Qatar, April 19, 2013
 Mountain goat showing its tongue on northern tip of Haloul Island (Jazirat Halul). Qatar, April 19, 2013
 Mountain goat on northern tip of Haloul Island (Jazirat Halul), with oil terminal in background. Qatar, April 19, 2013
 Mountain goat standing on gypsum rocks of northern tip of Haloul Island (Jazirat Halul). Qatar, April 19, 2013
 Mountain goat standing on northern tip of Haloul Island (Jazirat Halul), with Persian Gulf in background. Qatar, April 19, 2013
 Northern part of Haloul Island (Jazirat Halul), view from a hill north-west from oil tank installation. Qatar, April 19, 2013
 Photographing Rock semaphore gecko lizard (Pristurus rupestris) on northern tip of Haloul Island (Jazirat Halul). Qatar, April 19, 2013
 Golden grass mabuya lizard (Trachylepis septemtaeniata) found in northern part of Haloul Island (Jazirat Halul). Qatar, April 19, 2013
 Northern part of Haloul Island (Jazirat Halul) with a nature park to the right, view from a hill north-west from oil tank installation. Qatar, April 19, 2013
 Head of leaf-toed gecko lizard (Hemidactylus persicus) found in northern part of Haloul Island (Jazirat Halul). Qatar, April 19, 2013
 Close up of leaf-toed gecko lizard (Hemidactylus persicus) found in northern part of Haloul Island (Jazirat Halul). Qatar, April 19, 2013
 Persian leaf-toed gecko (Hemidactylus persicus), juvenile lizard, found in northern part of Haloul Island (Jazirat Halul). Qatar, April 19, 2013
 Persian leaf-toed gecko (Hemidactylus persicus), adult lizard, found in northern part of Haloul Island (Jazirat Halul). Qatar, April 19, 2013
 Close up of Persian leaf-toed gecko (Hemidactylus persicus), juvenile lizard, found in northern part of Haloul Island (Jazirat Halul). Qatar, April 19, 2013
 Porta-cabins in Staff Camp in northern part of Haloul Island (Jazirat Halul), view from a hill north-west from oil tank installation. Qatar, April 19, 2013
 Rough-tailed bowfoot gecko lizard (Cyrtopodion scabrum) with chigger mites (acari) under its eye found on northern tip of Haloul Island (Jazirat Halul). Qatar, April 19, 2013
 Qatar Natural History Group (QNHG) wading near Al Mafjar village, northern area near Ruwais. Qatar, April 12, 2013
 Rough-tailed bowfoot gecko lizard (Cyrtopodion scabrum) infected with chigger mites (acari) caught on northern tip of Haloul Island (Jazirat Halul). Qatar, April 19, 2013
 Mangrove forest and flamingo birds on north side of Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, December 20, 2015
 Ruins of Al Mafjar village, northern area near Ruwais. Qatar, April 12, 2013
 Northern tip of Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, April 24, 2015
 Northern tip of Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, April 2, 2016
 Stone walls remained from Al Mafjar village, northern area near Ruwais. Qatar, April 12, 2013
 Abandoned car in Persian Gulf near Al Mafjar village, northern area near Ruwais. Qatar, April 12, 2013
 Northern tip of Purple Island (Jazirat Bin Ghanim) at low tide. Al Khor, Qatar, April 2, 2016
 Cliffs of northern tip of Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, April 24, 2015
 Sand ripples and rocky northern tip of Purple Island (Jazirat Bin Ghanim) at low tide. Al Khor, Qatar, April 2, 2016
 Mangrove tree (Avicennia marina) on northern tip of Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, April 24, 2015
 Northern tip of Purple Island (Jazirat Bin Ghanim) and ancient fish traps at low tide. Al Khor, Qatar, April 2, 2016
 Plant of Bienertia sinuspersici on a beach near Umm Tays Island in Madinat Al Shamal area. Northern Qatar, June 26, 2015
 Seedling of Bienertia sinuspersici on a beach near Umm Tays Island in Madinat Al Shamal area. Northern Qatar, June 26, 2015
 Shoot of Bienertia sinuspersici on a beach near Umm Tays Island in Madinat Al Shamal area. Northern Qatar, June 26, 2015
 Intertidal stone fish traps at northern tip of Purple Island (Jazirat Bin Ghanim) at low tide. Al Khor, Qatar, April 2, 2016
 Mangrove trees (Avicennia marina) near northern cliffs of Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, April 24, 2015
 Mangrove tree (Avicennia marina) at sunrise on northern tip of Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, April 24, 2015
 Western part of Haloul Island (Jazirat Halul). Qatar, April 19, 2013
 Plant of Bienertia sinuspersici in sand on a beach near Umm Tays Island in Madinat Al Shamal area. Northern Qatar, June 26, 2015
 Bienertia sinuspersici emerging from sand on a beach near Umm Tays Island in Madinat Al Shamal area. Northern Qatar, June 26, 2015
 Beachrock in western part of Haloul Island (Jazirat Halul). Qatar, April 19, 2013
 Beachrock on western beach in Haloul Island (Jazirat Halul). Qatar, April 19, 2013
 Salt tolerant plant of Bienertia sinuspersici on a beach near Umm Tays Island in Madinat Al Shamal area. Northern Qatar, June 26, 2015
 Young plant of Bienertia sinuspersici in sand on a beach near Umm Tays Island in Madinat Al Shamal area. Northern Qatar, June 26, 2015
 Sea turtle tracks on western beach in Haloul Island (Jazirat Halul). Qatar, April 19, 2013
 Rocky beach in western part of Haloul Island (Jazirat Halul). Qatar, April 19, 2013
 Limestone cliffs in western part of Haloul Island (Jazirat Halul). Qatar, April 19, 2013
 Seaweed (algae) on western beach in Haloul Island (Jazirat Halul). Qatar, April 19, 2013
 Qatar Natural History Group (QNHG) touring excavations at al-Ruwaydah, a late Islamic site near Ruwais in northern Qatar, May 3, 2013
 Beachrock below a labour camp in western area of Haloul Island (Jazirat Halul). Qatar, April 19, 2013
 Tracks of sea turtles on a western beach of Haloul Island (Jazirat Halul) at night. Qatar, April 19, 2013
 Searching lizards on western beach of Haloul Island (Jazirat Halul) at night. Qatar, April 19, 2013
 Cliffs and rocky beach in western part of Haloul Island (Jazirat Halul). Qatar, April 19, 2013
 Blue pebbles on a beach in western part of Haloul Island (Jazirat Halul). Qatar, April 19, 2013
 Beachrock illuminated by gas flairs on western beach of Haloul Island (Jazirat Halul) at night. Qatar, April 19, 2013
 Rock in the sea illuminated by gas flairs on western beach of Haloul Island (Jazirat Halul) at night. Qatar, April 19, 2013
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