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Ark clams are edible mollusks that have been consumed since pre-historic times and are still consumed today. Numerous recipes for ark clams have been published. Recreational foragers should follow seafood safety guidelines and shellfish harvesting restrictions, and should be aware of any harmful algal blooms that may contaminate shellfish with ...
Arca noae is found in the Mediterranean Sea. It was once common in the Adriatic, but in 1949/50 there was a sudden unexplained, catastrophic decline in numbers. Since then, populations have been creeping back upwards, and in 2002, densities of up to 13 individuals per square metre (11 square feet) were recorded.
The shell of Arca zebra is boldly striped in brown and white which gives it a resemblance to the wing of a wild turkey. The whole shell (when both valves are together) has also been likened to Noah's Ark. It is a sturdy shell growing up to 4 in (10 cm) long and 2 in wide.
The duplivincular ligament, taxodont dentition, and a shell microstructure consisting of the outer crossed lamellar and inner complex crossed lamellar layers are defining characters of this order. [3] Seven families are currently recognised within the order, including the well-known ark clams or ark shells in the family Arcidae.
The shell of Cucullea labiata is inequilateral and inequivalve, and is thin but not brittle. It grows to about 10 centimetres (3.9 in) in length though 6 centimetres (2.4 in) is a more usual size. It grows to about 10 centimetres (3.9 in) in length though 6 centimetres (2.4 in) is a more usual size.
The shape of the shell is rounded trigonal, almost as high as long, with 27-31 squared radial ribs divided by fine incised lines, and a distinctive brown or black periostracum. The exterior and interior of the shell is a white color. Size approximately 50–60 mm. [2]
Baggy pen shell Streptopinna saccata: Pinnidae: Pin clam N Pā [1]: 184 Pinctada: Black-lipped pearl oyster Pinctada margaritifera: Pteriidae: Pearl oyster Y Pā [1]: 184 Pteria: Winged pearl oyster Pteria brunnea: Pteriidae: Pearl oyster Y Nahawele [1]: Isognomon: Black purse shell Isognocom californicum: Isognomonidae: Purse shell N Nahawele ...
Tegillarca granosa (also known as Anadara granosa [2]) is a species of ark clam known as the blood cockle or blood clam due to the red haemoglobin liquid inside the soft tissues. It is found throughout the Indo-Pacific region from the eastern coast of South Africa northwards and eastwards to Southeast Asia, Australia, Polynesia, and up to ...