Fish Identification

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Non-fish Identification: Find Species

Family: Mactridae trough shells (See list of species below)

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104 species with fin ray counts including ? spines in dorsal and ? in anal fins (see list below)

No picture found Anatina anatina [Smooth duckclam]	No picture found Barymactra rostrata [Rostrate mactra]	No picture found Crassula aequilatera []
No picture found Cyclomactra ovata [Oval trough shell]	No picture found Cyclomactra tristis []	No picture found Darina solenoides []
Eastonia rugosa []	No picture found Heterocardia elliptica []	No picture found Labiosa vitrea [Glassy mactra]
No picture found Lutraria alderi []	Lutraria angustior []	No picture found Lutraria arcuata []
No picture found Lutraria australis []	No picture found Lutraria bruuni []	No picture found Lutraria elongata [Elongate mactra]
No picture found Lutraria impar []	Lutraria lutraria [Mud-dwelling mactra]	Lutraria magna []
No picture found Lutraria maxima []	No picture found Lutraria philippinarum []	No picture found Lutraria rhynchaena []
Mactra achatina [Agate troughshell]	No picture found Mactra aphrodina []	No picture found Mactra chemnitzii []
No picture found Mactra chinensis [Sunray surf clam]	No picture found Mactra crossii []	Mactra cuneata [Wedge trough shell]
Mactra fragilis [Fragile mactra clam]	No picture found Mactra gigas []	No picture found Mactra glabrata [Smooth mactra]
Mactra glauca [Grey rough shell]	No picture found Mactra guidoi []	No picture found Mactra inaequalis []
No picture found Mactra incarnata []	No picture found Mactra inceri []	No picture found Mactra iridescens []
No picture found Mactra isabelleana []	No picture found Mactra janeiroensis []	No picture found Mactra largillierti [Largilliert's Mactra]
No picture found Mactra lilacea []	Mactra luzonica [Luzon troughshell]	Mactra maculata [Maculated troughshell]
No picture found Mactra marplatensis []	Mactra mera [Plain troughshell]	No picture found Mactra miskito []
No picture found Mactra mitis []	No picture found Mactra nitida [Polished mactra]	No picture found Mactra nucleus []
No picture found Mactra olorina []	No picture found Mactra ordinaria []	No picture found Mactra patagonica []
No picture found Mactra petitii []	No picture found Mactra quadrangularis [Venus mactra]	Mactra stultorum [Rayed trough-shell]
No picture found Mactra subrostrata []	Mactra violacea [Violet troughshell]	Mactrellona alata [Caribbean winged mactra]
No picture found Mactrellona iheringi []	No picture found Mactrinula angulifera []	No picture found Mactrinula depressa []
No picture found Mactrinula dolabrata [Hoe surf clam]	No picture found Mactrinula reevei []	No picture found Mactrinula reevesii []
No picture found Mactromeris polynyma [Arctic surfclam]	No picture found Mactrotoma californica [California surfclam]	No picture found Mactrotoma fragilis [Fragile surfclam]
No picture found Mactrotoma ovalina []	No picture found Mactrotoma surinamensis []	No picture found Mactrotoma velata [Concealed surf clam]
Meropesta capillacea [Maidenhair mactra]	No picture found Meropesta nicobarica []	Meropesta pellucida [Pellucid mactra]
No picture found Meropesta sinojaponica []	No picture found Mulinia byronensis []	No picture found Mulinia cleryana []
No picture found Mulinia edulis []	No picture found Mulinia lateralis [Dwarf surfclam]	No picture found Mulinia levicardo []
No picture found Mulinia pontchartrainensis []	No picture found Oxyperas aspersa []	No picture found Oxyperas belliana []
No picture found Oxyperas bernardi [Bernard's venus]	No picture found Oxyperas elongata [Long trough shell]	No picture found Oxyperas lentiginosa []
Rangia cuneata [Atlantic rangia]	No picture found Resania lanceolata [Lance mactra]	No picture found Scalpomactra scalpellum []
No picture found Simomactra falcata [Hooked surfclam]	No picture found Spisula aequilatera [Equal-sized surf clam]	Spisula discors [Discors trough shell]
No picture found Spisula elliptica [Elliptical trough shell]	No picture found Spisula murchisoni []	No picture found Spisula ovalis []
No picture found Spisula raveneli [Southern surfclam]	No picture found Spisula sachalinensis [Sakhalin surf clam]	Spisula solida [Solid surf clam]
Spisula solidissima [Atlantic surfclam]	Spisula subtruncata [Subtruncate surf clam]	No picture found Spisula trigonella []
No picture found Tanysiphon rivalis []	Tresus capax [Fat gaper]	No picture found Tresus keenae [Japanese horse clam]
Tresus nuttallii [Pacific gaper]	No picture found Zenatia acinaces [Scimitar mactra]

104 Species of Family Mactridae
(trough shells)

Sort by: Species Length

Scientific Name	English Name	Distribution	Max. Length (cm)
Anatina anatina	Smooth duckclam	North America.	4.4 DL
Barymactra rostrata	Rostrate mactra	Eastern Central Atlantic
Crassula aequilatera		Southwest Pacific
Cyclomactra ovata	Oval trough shell	Southwest Pacific
Cyclomactra tristis		Southwest Pacific
Darina solenoides		Southeast Pacific and Sou
Eastonia rugosa		Mediterranean Sea.
Heterocardia elliptica		Western Pacific
Labiosa vitrea	Glassy mactra	Eastern Central Atlantic
Lutraria alderi		Northeast Atlantic
Lutraria angustior		Northeast Atlantic and th	5.115 SHL
Lutraria arcuata		Western Pacific.
Lutraria australis		Indo-West Pacific.
Lutraria bruuni		Southwest Pacific
Lutraria elongata	Elongate mactra	Eastern Atlantic
Lutraria impar		Western Central Pacific
Lutraria lutraria	Mud-dwelling mactra	Southeast Atlantic, Easte
Lutraria magna		Indo-Pacific and Mediterr
Lutraria maxima		Western Pacific
Lutraria philippinarum		Indo-West Pacific
Lutraria rhynchaena		Eastern Indian Ocean
Mactra achatina	Agate troughshell	Indo-West Pacific	7.5 SHL
Mactra aphrodina		Western Pacific
Mactra chemnitzii		Western Pacific
Mactra chinensis	Sunray surf clam	Northwest Pacific.
Mactra crossii		Northwest Pacific
Mactra cuneata	Wedge trough shell	Indo-West Pacific	4 SHL
Mactra fragilis	Fragile mactra clam	Western Atlantic
Mactra gigas		Western Atlantic.	10.9 DL
Mactra glabrata	Smooth mactra	Eastern Atlantic and the
Mactra glauca	Grey rough shell	Northeast Atlantic and th	10.99 SHL
Mactra guidoi		Southwest Atlantic
Mactra inaequalis		Western Pacific
Mactra incarnata		Eastern Indian Ocean
Mactra inceri		Western Atlantic.	3.6 DL
Mactra iridescens		Northwest Pacific
Mactra isabelleana		Western Atlantic	6.1 DL
Mactra janeiroensis		Western Atlantic	3.1 DL
Mactra largillierti	Largilliert's Mactra	Eastern Atlantic
Mactra lilacea		Western Indian Ocean and
Mactra luzonica	Luzon troughshell	Indo-West Pacific	5 SHL
Mactra maculata	Maculated troughshell	Indo-West Pacific	7.5 SHL
Mactra marplatensis		Western Atlantic.	3 DL
Mactra mera	Plain troughshell	Western Pacific	9 SHL
Mactra miskito		Western Central Atlantic	3 DL
Mactra mitis		Eastern Indian Ocean
Mactra nitida	Polished mactra	Eastern Atlantic and the
Mactra nucleus		Western Atlantic.
Mactra olorina		Mediterranean Sea.
Mactra ordinaria		Southwest Pacific
Mactra patagonica		Western Atlantic.	6 DL
Mactra petitii		Western Central Atlantic	3 DL
Mactra quadrangularis	Venus mactra	Western Pacific.
Mactra stultorum	Rayed trough-shell	Northeast Atlantic and th	6.353 SHL
Mactra subrostrata		Western Pacific
Mactra violacea	Violet troughshell	Western Central Pacific;	9.5 SHL
Mactrellona alata	Caribbean winged mactra	Western Atlantic and East	10 NG
Mactrellona iheringi		Western Central Atlantic	6.5 DL
Mactrinula angulifera		Western Pacific
Mactrinula depressa		Western Pacific.
Mactrinula dolabrata	Hoe surf clam	Western Pacific.
Mactrinula reevei		Western Pacific
Mactrinula reevesii		Northwest Pacific
Mactromeris polynyma	Arctic surfclam	Northeast Pacific and the	16 SHL
Mactrotoma californica	California surfclam	Northeast Pacific.	4.8 SHL
Mactrotoma fragilis	Fragile surfclam	North America.	9.4 DL
Mactrotoma ovalina		Western Indian Ocean
Mactrotoma surinamensis		Western Central Atlantic
Mactrotoma velata	Concealed surf clam	Eastern Pacific and Weste
Meropesta capillacea	Maidenhair mactra	Indo-West Pacific	6.5 SHL
Meropesta nicobarica		Western Pacific.
Meropesta pellucida	Pellucid mactra	Indo-West Pacific	6 SHL
Meropesta sinojaponica		Western Pacific.
Mulinia byronensis		Southeast Pacific and Sou
Mulinia cleryana		Western Atlantic	3.2 DL
Mulinia edulis		Southeast Pacific and Sou	6.3 DL
Mulinia lateralis	Dwarf surfclam	Western Atlantic Ocean.	1.5 DL
Mulinia levicardo		Southeast Pacific
Mulinia pontchartrainensis		Western Atlantic.
Oxyperas aspersa		Western Pacific.
Oxyperas belliana		Southwest Pacific
Oxyperas bernardi	Bernard's venus	Western Pacific
Oxyperas elongata	Long trough shell	Southwest Pacific
Oxyperas lentiginosa		Western Pacific
Rangia cuneata	Atlantic rangia	Western Atlantic	9.4 SHL
Resania lanceolata	Lance mactra	Southwest Pacific
Scalpomactra scalpellum		Southwest Pacific
Simomactra falcata	Hooked surfclam	Northeast Pacific	9 SHL
Spisula aequilatera	Equal-sized surf clam	Southwest Pacific
Spisula discors	Discors trough shell	Southwest Pacific
Spisula elliptica	Elliptical trough shell	Atlantic Ocean and the Me
Spisula murchisoni		Southwest Pacific
Spisula ovalis		Northeast Atlantic
Spisula raveneli	Southern surfclam	North America.
Spisula sachalinensis	Sakhalin surf clam	Northwest Pacific
Spisula solida	Solid surf clam	Eastern Atlantic and the	5 SHL
Spisula solidissima	Atlantic surfclam	Western Atlantic Ocean.	20 SHL
Spisula subtruncata	Subtruncate surf clam	Eastern Atlantic and the	3 SHL
Spisula trigonella		Indo-West Pacific
Tanysiphon rivalis		Eastern Indian Ocean.
Tresus capax	Fat gaper	Eastern Pacific	18 SHL
Tresus keenae	Japanese horse clam	Northwest Pacific
Tresus nuttallii	Pacific gaper	Eastern Pacific	25.4 SHL
Zenatia acinaces	Scimitar mactra	Southwest Pacific

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