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Euvola ziczac
Euvola ziczac (Linnaeus, 1758)
Zigzag scallop
Euvola ziczac
photo by Coltro, Marcus

Family:  Pectinidae (scallops)
Max. size:  9 cm SHL (male/unsexed)
Environment:  benthic; marine; depth range 1 - 151 m
Distribution:  Western Atlantic and Western Central Pacific: From North Carolina and Bermuda, to Santa Catarina State, Brazil; Philippines.
Diagnosis:  Shell circular, inequivalve, lower valve strongly concave, upper valve flatter, slightly convex. Hinge with wing-like projections of equal size. Sculpture on upper (flat) valve of about 35 ribs and interspaces of about same width. Lower (deep) valve with about 20 less prominent ribs. Colour: tan to light brown. Inner surface of lower valve white. Upper valve mottled with reddish brown and dark brown markings.
Biology:  Subtidal species, partly buried in sand (Ref. 344) wherein they filter the interface between the seabed and the water column for food, mainly diatoms (Ref. 104076). Capable of limited rotational movement which allows resuspension of sediments, thus increasing food availability in its surroundings (Ref. 104076). Individuals form aggregations (Ref. 344). Also Refs. 8319, 112947.
IUCN Red List Status: Not Evaluated (N.E.) Ref. 123251)
Threat to humans: 
Country info:   
 

Source and more info: www.sealifebase.org. For personal, classroom, and other internal use only. Not for publication.



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