Select Page
Molluscs of Tasmania

Mactridae – Mactrinae: Mactra (Nannomactra) jacksonensis E. A. Smith, 1885 (‘Port Jackson trough-shell’)

Synonym(s): jacksonensis E. A. Smith, 1885 matthewsi Tate, 1889.

Typical shell-length 13 mm. Variable in degree of development of radial rays, and in basal colour, which may be pink, yellow, brown or white. Lives subtidally in sand in exposed environments. Native. Endemic to southeastern Australia (NSW, TAS, VIC and SA). In Tasmanian waters, this is a locally abundant species along the E and N coast and around the Bass Strait islands.


Class: Bivalvia
Subclass: Heterodonta
Order: Veneroida
Superfamily: Mactroidea
Family: Mactridae
Subfamily: Mactrinae
Genus: Mactra

Localities for Mactra jacksonensis

Bangor: Lagoon Bay
Bangor: Two Mile Beach
Bicheno: Diamond Island
Bicheno: Redbill Beach
Binalong Bay
Binalong Bay: beach
Binalong Bay: Jeanneret Beach
Black River Beach
Black River Beach: northern end
Black River Beach: southern end
Bridport: beach
Bridport: Lades Beach
Cape Barren Island: SE of Tar Point
Cape Barren Island (unlocalised)
Cape Portland (unlocalised)
Coles Bay: Honeymoon Bay
Coles Bay: Richardsons Beach
Coles Bay (unlocalised)
Croppies Beach: northern end
Dianas Beach (unlocalised)
Flinders Island: Big River Cove
Flinders Island: Fotheringate Bay
Flinders Island: Fotheringate Beach: southern end
Flinders Island: Northeast River: mouth
Flinders Island: Palana Beach
Flinders Island: Patriarch Beach
Flinders Island: The Dock
Flinders Island: Trousers Point
Flinders Island: Trousers Point: beach
Forsyth Island
Franklin Sound area
Freycinet Peninsula: Hazards Beach
Freycinet Peninsula: Wineglass Bay
Friendly Beaches
Georges Bay: Blanche Point
Georges Bay: Burns Bay
Greens Beach: main beach
Hawley Beach: foreshore towards Point Sorell
Hunter Island: Cave Bay
King Island: Colliers Beach
King Island: Lavinia Beach: beach nr Lake Martha Lavinia
King Island: Yellow Rock Beach
Little Musselroe Bay: Tree Point area
Little Peggs Beach
Little Swanport: Saltworks Beach
Little Swanport (unlocalised)
Maria Island: Chinamans Bay
Maria Island: Darlington Bay
Maria Island: Four Mile Beach
Maria Island: Hopground Beach
Maria Island: Howells Point & Painted Cliffs
Maria Island: Trigonia Corner
Mayfield Beach to Mayfield Point
Mayfield Point to Little Christmas Island
Orford: Spring Beach
Peggs Beach: western end
Pirates Bay (unlocalised)
Rocky Cape: Forwards Beach
Rocky Cape: Mary Anne Cove area
Schouten Island: Crocketts Bay
South Croppies Point
Stanley: Anthony Beach
Stanley: foreshore
Stanley: Godfreys Beach
Stanley: Halfmoon Bay
Swansea: Coswell Beach
Swansea: Kelvedon Beach
Swansea: Kennedia Beach
Swanwick: foreshore
The Gardens: Cosy Corner
The Gardens: Swimcart Beach
The Gardens: Taylors Beach
Triabunna: Plain Place Beach
Waterhouse Island
Waterhouse Point
Weymouth: beach

species image
species image
species image
species image
locality map
species image
species image