Members of the Qatar Natural History Group (QNHG) exploring area of gypsum crystal pavement (selenite) during fossil trip in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
Members of the Qatar Natural History Group (QNHG) exploring fossilised intertidal stromatolites (microbial mats, laminated sediments) during fossil trip in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
Members of the Qatar Natural History Group (QNHG) under the guidance of a geologist Jacques LeBlanc exploring fossilised stromatolites (microbial mats) during fossil trip in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
Geologist Jacques LeBlanc at the foot of ancient lithified dune of red sand guiding a fossil tour for Qatar Natural History Group (QNHG) in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
Members of the Qatar Natural History Group (QNHG) exploring fossilized dugong bones embedded in desert floor under the guidance of a geologist Jacques LeBlanc in area of coastal sabkha in south-western Qatar, February 7, 2014
Pavement by gypsum crystals (selenite) in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
Polycarpaea repens on gypsum pavement (selenite) in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
Gypsum pavement (selenite) in area of Jebel Al-Nakhsh (Khashm an Nakhsh) in south-western Qatar, March 11, 2016
Gypsum pavement (selenite) in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
Gypsum crystal pavement (selenite) in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
Haloxylon salicornicum (Hammada elegance, local names remith, hamd) growing in cracks of gypsum pavement (selenite) in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
Qatar Natural History Group (QNHG) exploring fossilized dugong bones embedded in desert floor under the guidance of a geologist Jacques LeBlanc in area of coastal sabkha in south-western Qatar, February 7, 2014
Arfaj (Rhanterium epapposum) growing on gypsum pavement (selenite) in area of Jebel Al-Nakhsh (Khashm an Nakhsh) in south-western Qatar, March 11, 2016
Gypsum crystals pavement (selenite) in area of Jebel Al-Nakhsh in south-western Qatar, April 2, 2016
Layers of gypsum crystals (selenite) in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
White gypsum crystals (selenite) in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
Patterns of gypsum crystals (selenite) in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
Slab of gypsum crystals (selenite) in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
Slabs of gypsum crystals (selenite) in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
Patterns of layers of gypsum crystals (selenite) in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
Protruding layers of gypsum crystals (selenite) in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
Slabs of gypsum crystals (selenite) with sand in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
Sand covering gypsum crystals (selenite) in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
Texture of protruding gypsum crystals (selenite) in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
Grass growing on layers of gypsum crystals (selenite) in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
QNHG (Qatar Natural History Group) exploring compact claystone (Midra Shale) of the Middle Eocene Dammam Formation at fossil site on flanks of Rawdat Al Heshaimiya(?) depression south from Trainah. Southern Qatar, November 6, 2015
Gypsum slabs (selenite) in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
Gypsum rocks (selenite) in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
Gypsum crystals (selenite) in area of Jebel Al-Nakhsh (Khashm an Nakhsh) in south-western Qatar, March 11, 2016
Slabs of gypsum crystals (selenite) in area of Jebel Al-Nakhsh (Khashm an Nakhsh) in south-western Qatar, March 11, 2016
Protruding gypsum crystals (selenite) in area of Jebel Al-Nakhsh (Khashm an Nakhsh) in south-western Qatar, March 11, 2016
Weathered gypsum slabs (selenite) in area of Jebel Al-Nakhsh (Khashm an Nakhsh) in south-western Qatar, March 11, 2016
Weathered gypsum layers (selenite) in area of Jebel Al-Nakhsh (Khashm an Nakhsh) in south-western Qatar, March 11, 2016
Plateau with gypsum crystals (selenite) in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
Layers of gypsum crystals (selenite) in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
White gypsum crystals (selenite) in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
Haloxylon salicornicum (Hammada elegance, local names remith, hamd) growing on layers of gypsum crystals (selenite) in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
Sand covering gypsum crystals (selenite) in area of Jebel Al-Nakhsh (Khashm an Nakhsh) in south-western Qatar, March 11, 2016
Qatar Natural History Group (QNHG) looking at fossilized dugong bones embedded in desert floor under the guidance of a geologist Jacques LeBlanc in area of coastal sabkha in south-western Qatar, February 7, 2014
Arfaj (Rhanterium epapposum) growing on sand covering gypsum crystals (selenite) in area of Jebel Al-Nakhsh (Khashm an Nakhsh) in south-western Qatar, March 11, 2016
White gypsum crystals (selenite) in area of Jebel Al-Nakhsh in south-western Qatar, April 2, 2016
Blooming Arfaj (Rhanterium epapposum) growing on sand covering layers of gypsum crystals (selenite) in area of Jebel Al-Nakhsh (Khashm an Nakhsh) in south-western Qatar, March 11, 2016
Group of birdwatchers from QNHG (Qatar Natural History Group) looking for a white owl near Green Circles (center-pivot irrigation) in Irkhaya Farms. South-western Qatar, March 29, 2014
Glittering gypsum crystals from a slope of Jebel Al-Nakhsh in south-western Qatar, April 2, 2016
Field of glittering gypsum crystals from a slope of Jebel Al-Nakhsh in south-western Qatar, April 2, 2016
QNHG (Qatar Natural History Group) exploring fossils of the Middle Eocene Dammam Formation in a site on flanks of Rawdat Al Heshaimiya(?) depression south from Trainah. Southern Qatar, November 6, 2015
Gypsum crystals (selenite) from a slope of Jebel Al-Nakhsh in south-western Qatar, April 2, 2016
QNHG (Qatar Natural History Group) exploring a bone on a beach of a small peninsula. Ruwais, Northern Qatar, April 3, 2015
QNHG (Qatar Natural History Group) exploring fossils in limestone layer (Dukhan Limestone Member) of Dammam Formation in Jaow Al Hamar depression south from Trainah. Southern Qatar, November 6, 2015
Group of bird watchers from QNHG (Qatar Natural History Group) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. South-western Qatar, March 5, 2016
Group of bird watchers from QNHG (Qatar Natural History Group) near a pond outside of Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. South-western Qatar, March 5, 2016
Pavement by gypsum crystals (selenite) in area of Nakhsh Mountain near Salwa Road in southern Qatar, May 8, 2015
Gypsum plateau in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
View from a gypsum plateau in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
People from QNHG (Qatar Natural History Group) taking pictures of a lizard on periphery of Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. South-western Qatar, March 5, 2016
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
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
Jack Russell Terrier dog of Qatar Natural History Group (QNHG) in sands of Harrarah, 40 miles south-west from Doha. Qatar, March 2, 2012
Qatar Natural History Group (QNHG) wading near Al Mafjar village, northern area near Ruwais. Qatar, April 12, 2013
Area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
Chalky limestone in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
Stones and pebbles in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
Dried stem of Zygophyllum in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
Layers of Miocene Dam Formation in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
Marine Miocene Dam Formation in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
QNHG (Qatar Natural History Group) looking for fossils in Midra Shale of the Middle Eocene Dammam Formation in a site on flanks of Rawdat Al Heshaimiya(?) depression south from Trainah. Southern Qatar, November 6, 2015
Seedling of Zygophyllum qatarense plant in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
Milkweed Glossonema varians on sand in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
Seedling of Fagonia ovalifolia(?) on sand in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
Sand covering chalky limestone in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
Succulent twig of Zygophyllum qatarense plant in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
Pebbles covering lithified sand dune in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
Chalky deposits of marine Miocene Dam Formation in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
Hairy leaves of Astragalus eremophilus(?) on sand in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
Green seedling of desert plant Zygophyllum qatarense in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
Pebbles covering layers of lithified sand dune in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
Round chalky deposits of marine Miocene Dam Formation in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
White flowers of Eremobium aegyptiacum (to the left) on sand in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
QNHG (Qatar Natural History Group) gathering in a tea hall in Trainah agricultural settlement. Southern Qatar, November 6, 2015
QNHG (Qatar Natural History Group) watching birds on a small peninsula. Ruwais, Northern Qatar, April 3, 2015
Lithified (compacted and hardened, turned to stone) sand dune in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
Desert rock carved by drifting sand (aeolian abrasion) in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
Compact seedling of desert plant Zygophyllum qatarense among sand in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
Launaea capitata (local names huwa, hazan) on sand in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
Stork bill (Monsonia nivea, Erodium neveum) on sand in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
Tiny flower of lunaria (Savignya parviflora, local name Gilgilan) in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
Qatar Natural History Group (QNHG) touring excavations at al-Ruwaydah, a late Islamic site near Ruwais in northern Qatar, May 3, 2013
QNHG (Qatar Natural History Group) heading to watch birds on a small peninsula. Ruwais, Northern Qatar, April 3, 2015
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
Leaves of stork bill (Monsonia nivea, Erodium neveum) on sand in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
Stork bill with seeds (Monsonia nivea, Erodium neveum) on sand in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
Hairy leaves of milkvetch Astragalus arpilobus subsp. hauarensis in sand in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
Stork bill with a flower (Monsonia nivea, Erodium neveum) on sand in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
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
Hairy leaves of milkvetch Astragalus arpilobus subsp. hauarensis submerged in sand in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
Rosette of leaves of stork bill (Monsonia nivea, Erodium neveum) on sand in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
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