English common name: Scalloped hammerhead
Spanish common name: tiburón martillo
Local name: tiburón martillo
Taxonomic comments: Syn.: Cestracion leeuwenii Day, 1865, Cestracion oceanica Garman, 1913, Sphyrna diplana Springer, 1941, Zygaena erythraea Klunzinger, 1871, Zygaena indica van Hasselt, 1823, Zygaena lewini Griffith & Smith, 1834, fide Appeltans et al. (2010)
Name status: Accepted name; taxon occurs in Galapagos.
Description: Size: At least 4.2 m. Silver-gray to gray-brown, fading to white underside. Underside tips of pectoral fins dusky. Rear edge of vental fin straight.
Habitat: Areas of deep water near dropp-offs. Form large schools of 400 individuals, swimming well organized
Last updated: 11 Jan 2013
Taxon native but not endemic.
Endangered - Considered to be facing a very high risk of extinction in the wild.
The IUCN Red List assessments presented here may deviate from the global IUCN listings for the following reasons:
Galapagos island groups: Santa Cruz.
Tropical waters, less frequent in temperate regions; know from sothern California to Ecuador including Galapagos. California to Northern Peru and all the offshore islands of the Eastern Pacific. Circumtropical.
Please be aware that this distribution map is automatically generated from database records (CDF and external specimens, literature records, and observations) and may not accurately reflect the currently-known distribution for all species.