 Fossilized oyster shells and dead corals on a beach in western area of Haloul Island (Jazirat Halul). Qatar, April 19, 2013
 Beach rocks on a western beach of Haloul Island (Jazirat Halul) at night. Qatar, April 19, 2013
 Sea turtle tracks on western beach in Haloul Island (Jazirat Halul). Qatar, April 19, 2013
 Seaweed (algae) on western beach in 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
 Tracks of sea turtles on a 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
 Beachrock illuminated by gas flairs on western beach of Haloul Island (Jazirat Halul) at night. Qatar, April 19, 2013
 Accumulation of driftwood under cliffs on a beach in western part of Haloul Island (Jazirat Halul). Qatar, April 19, 2013
 Dead corals and seaweed (algae) on western beach in Haloul Island (Jazirat Halul). Qatar, April 19, 2013
 Jumping fish in a pool on rocks on a beach in western part of Haloul Island (Jazirat Halul). Qatar, April 19, 2013
 Hawksbill sea turtle (Eretmochelys imbricata) on western beach of Haloul Island (Jazirat Halul) at night. Qatar, April 19, 2013
 Head of hawksbill sea turtle (Eretmochelys imbricata) on western beach of Haloul Island (Jazirat Halul) at night. Qatar, April 19, 2013
 Hawksbill sea turtle (Eretmochelys imbricata) approaching water on western beach of Haloul Island (Jazirat Halul) at night. Qatar, April 19, 2013
 Beachrock 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
 Rocky shore of Persian Gulf in western part 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
 Gypsum rocks on 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 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
 Golden grass mabuya lizard (Trachylepis septemtaeniata) found in northern part of Haloul Island (Jazirat Halul). Qatar, April 19, 2013
 Haloul Island Lighthouse situated on the summit of Jazirat Halul (elevation 67.1 m), view from a hill north-west from oil tank installation. 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
 Larvae of a desert beetle with a translucent mite in paultry farm north from oil tank installation in Haloul Island (Jazirat Halul). Qatar, April 20, 2013
 Head of leaf-toed gecko lizard (Hemidactylus persicus) found in northern part of Haloul Island (Jazirat Halul). Qatar, April 19, 2013
 Mats of slenderleaf iceplant (Mesembryanthemum nodiflorum) among rocks on a hill north-west from oil tank installation in Haloul Island (Jazirat Halul). Qatar, April 19, 2013
 Reddish mats of slenderleaf iceplant (Mesembryanthemum nodiflorum) on a hill north-west from oil tank installation in 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
 Persian leaf-toed gecko (Hemidactylus persicus), juvenile lizard, found in northern part of Haloul Island (Jazirat Halul). 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
 Prostrate clump (mat) of stems of slenderleaf iceplant (Mesembryanthemum nodiflorum) on a hill north-west from oil tank installation in 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
 Knob-like cylindrical fleshy leaves of slenderleaf iceplant (Mesembryanthemum nodiflorum) on a hill north-west from oil tank installation in Haloul Island (Jazirat Halul). Qatar, April 19, 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
 Purslane-leaved aizoon (Aizoon canariense) on a hill north-west from oil tank farm in Haloul Island (Jazirat Halul). Qatar, April 19, 2013
 Persian leaf-toed gecko (Hemidactylus persicus), juvenile lizard, caught in a small park north from oil tank installation in Haloul Island (Jazirat Halul). Qatar, April 20, 2013
 Shoot of purslane-leaved aizoon (Aizoon canariense) on a hill north-west from oil tank installation in Haloul Island (Jazirat Halul). Qatar, April 19, 2013
 Close up of Persian leaf-toed gecko (Hemidactylus persicus), juvenile lizard, caught in a small park north from oil tank installation in Haloul Island (Jazirat Halul). Qatar, April 20, 2013
 Emerging seeds of purslane-leaved aizoon (Aizoon canariense) on a hill north-west from oil tank installation in Haloul Island (Jazirat Halul). Qatar, April 19, 2013
 Shoot of purslane-leaved aizoon (Aizoon canariense) with flowers and ovaries on a hill north-west from oil tank installation in Haloul Island (Jazirat Halul). Qatar, April 19, 2013
 Head of rough-tailed bowfoot gecko lizard (Cyrtopodion scabrum)(?) with visible chigger mites (acari) caught in a small park north from oil tank installation in Haloul Island (Jazirat Halul). Qatar, April 20, 2013
 Fossilized oyster shells in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 29, 2016
 Fossilized oyster shells on the ground in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 29, 2016
 Masses of fossilized oyster shells on the ground in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 29, 2016
 Various shells in Al Aaliya Island (Jazirat al Aliyah). Qatar, March 27, 2013
 Assemblage of sea shells in Al Aaliya Island (Jazirat al Aliyah). Qatar, March 27, 2013
 Corals and sea shells in Al Aaliya Island (Jazirat al Aliyah). Qatar, March 27, 2013
 Assemblage of various sea shells in Al Aaliya Island (Jazirat al Aliyah). Qatar, March 27, 2013
 Calcareous sea shells in Al Aaliya Island (Jazirat al Aliyah). Qatar, March 27, 2013
 Accumulation of sea shells in Al Aaliya Island (Jazirat al Aliyah). Qatar, March 27, 2013
 Sea shells on a beach north from Umm Bab. Western Qatar, April 4, 2014
 Assemblage of various chalky sea shells in Al Aaliya Island (Jazirat al Aliyah). Qatar, March 27, 2013
 Assemblage of shells of sea snails in Al Aaliya Island (Jazirat al Aliyah). Qatar, March 27, 2013
 Chalky shells of sea snails in Al Aaliya Island (Jazirat al Aliyah). Qatar, March 27, 2013
 Accumulation of shells of sea snails in Al Aaliya Island (Jazirat al Aliyah). Qatar, March 27, 2013
 Fossilized oyster sea shells Ostrea latimarginata(?) in a limestone layer (Dukhan Limestone Member) of Dammam Formation in Jaow Al Hamar depression south from Trainah. Southern Qatar, November 6, 2015
 Shells in dusty soil of Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, April 4, 2015
 Small shrimp hiding among shells in shallow water in Al Aaliya Island (Jazirat al Aliyah). Qatar, March 27, 2013
 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
 Fossilized stromatolites (microbial mats) in area of Jebel Al-Nakhsh in south-western Qatar, April 2, 2016
 Sea shells on a beach near Umm Bab in south-western Qatar, February 21, 2014
 Texture of fossilized stromatolites (microbial mats) in area of Jebel Al-Nakhsh in south-western Qatar, April 2, 2016
 Conical fossilized stromatolites (marine microbs) in area of Jebel Al-Nakhsh in south-western Qatar, April 2, 2016
 Domes of fossilized stromatolites (microbial mats) in area of Jebel Al-Nakhsh in south-western Qatar, April 2, 2016
 Shells of sea snails on Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, May 28, 2016
 Solidified oil on a beach in Al Aaliya Island (Jazirat al Aliyah). Qatar, March 27, 2013
 Glasswort on a beach in Al Aaliya Island (Jazirat al Aliyah). Qatar, March 27, 2013
 View from a beach in Al Aaliya Island (Jazirat al Aliyah). Qatar, March 27, 2013
 Small sea shells on a beach near Umm Bab in south-western Qatar, February 21, 2014
 Crushed sea shells on a beach near Umm Bab in south-western Qatar, February 21, 2014
 Domed structure of fossilized stromatolites (microbial mats) in area of Jebel Al-Nakhsh in south-western Qatar, April 2, 2016
 Shells of sea snails on Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, October 9, 2014
 Shells of sea snails in Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, March 4, 2011
 Mysterious basement on a beach in Al Aaliya Island (Jazirat al Aliyah). Qatar, March 27, 2013
 Mud crab in mangroves area near Jazirat Umm Tays, barrier island at northern tip of Qatar, east from Ruwais. Qatar, April 12, 2013
 Mound of shells of sea snails in Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, March 4, 2011
 Irregularly shaped beach rocks in Al Aaliya Island (Jazirat al Aliyah). Qatar, March 27, 2013
 Red sandstone with fossilized sea shells at Brazos River near Whiskey Bridge, on Highway 21 west from Bryan. Texas, August 9, 2013
 Red sandstone with fossilized shells at Brazos River near Whiskey Bridge, on Highway 21 west from Bryan. Texas, August 9, 2013
 Seablite (Suaeda vermiculata) among shells near Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, September 26, 2014
 Accumulation of fossilized shells in sandstone at Brazos River near Whiskey Bridge, on Highway 21 west from Bryan. Texas, August 9, 2013
 Accumulation of various fossilized shells in sandstone at Brazos River near Whiskey Bridge, on Highway 21 west from Bryan. Texas, August 9, 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
 Shells and limestone peaces on north side of Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, December 20, 2015
 Masses of shells of small sea snails on a shore of Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, August 29, 2015
 Small plant of Seablite (Suaeda vermiculata) among shells near Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, September 26, 2014
 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
 Socotra Cormorant (Phalacrocorax nigrogularis) walking on rocky beach in Al Aaliya Island (Jazirat al Aliyah). Qatar, March 27, 2013
 Crushed shells of a sea snail Thais Savignyi from a shell midden in Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, February 19, 2010
 Millions crushed shells of Thais Savignyi from a shell midden in Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, February 19, 2010
 Crushed shells of a sea snail Thais Savignyi from a shell midden on Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, March 7, 2015
 Crushed shells of sea snails Thais Savignyi from a midden of Kassite dye site in Purple Island (Jazirat Bin Ghanim). Al Khor, Qatar, March 1, 2010
 Oyster shells in Bay Saint Louis. Mississippi, April 16, 2006
 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
 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
 Al Kheriza beach plant (Halopeplis perfoliata) taken from area of Purple Island (Jazirat Bin Ghanim) in Al Khor. Qatar, September 26, 2014
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