Haller’s Stingray Info
Medium to large-sized round stingray that has an annular disc approximately the same length and width. The snout is sharply angulous. The anterior margins of the disc are nearly straight to snout tips, the apices are rounded and broad. The disc is smooth and smooth. Pelvic fins are triangular in shape with rounded margins on the posterior, lengths significantly greater than the width.
Eyes small; orbit length 0.28-0.37 x snout length. The lips are slightly arched. Nasal curtain skirt-shaped. Nostrils slit-like.
Tail short and broad-based with skin folds lateral to the skin that are the most prominent in the anterior part of the caudal sting. Tail length ranges from 49 to 52% of total length. The sting is short in the Caudal region, similar to or slightly less than the caudal fin. Caudal fins are short in height, and has a tall upper lobe, and an unrounded, blunt or slightly marginally indented posterior margin.
Coloration of the Dorsal area is highly variable. yellowish light brown or beige or even solid black however, it is usually quite light and has a the dense cover of tiny dark or light yellowish spots, or variations. Small spots usually in large clusters, that are separated with the help of a dark honeycomb design which can also be packed with spots. Ventrum is pale or beige, usually with darker margin that could exhibit similar patterns to dorsum.
Haller’s Stingray Origin
Eastern Pacific. Haller’s round stingray can be located throughout Humboldt Bay in northern California up to Panama within Central America, but it is the most prevalent species between Southern California in southern California and Baja California. The records of this species from Central America may be misidentifications of the newly described Leopard round stingray Urobatis pardalis.