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| Common names: guitarfish (English), guitarra (Espanol) |
Rhinobatos productus Ayres, 1854
Body shark-like; head and adjoining pectoral fins forming a distinctly elongate triangular structure; snout cartilages forming 2 narrow ridges that are close together for front 1/2 of their length; small fish with a fringed membranous flap above tip of snout; a large spiracle behind each eye has 2 folds, the outer one larger; two large, triangular, equal-sized dorsal fins; tail fin asymetrical and without a distinct lower lobe; skin covered with small denticles; a row of thorny projections along midline of back from behind eyes to origin of first dorsal fin, those strong and compressed in young, less regular and blunter in adults; 2 spines on each shoulder, several around each eye and above the spiracles; young with a series of small spines on rostral cartilages.
Yellowish brown, whitish ventrally; snout somewhat translucent, sometimes with a black blotch or irregular black marks under its tip.
Grows to 170 cm and 18.4 Kg.
Inhabits shallow coastal waters, including bays and estuaries.
Depth: 0-91 m.
Central California and the Gulf of California.