Best East Pacific
The Eastern Spinner Dolphin Stenella longirostris orientalis is a subspecies of spinner dolphin found in the eastern Pacific Ocean. It’s distinguished by its smaller size and unique vocalizations compared to other populations. Primarily inhabiting tropical waters, it's studied by marine biologists r...
Diadema mexicanum is a regular sea-urchin belonging to the Diadematidae family. This extant species inhabits the East Pacific Ocean and plays a significant role in controlling algae growth on coral reefs. Its long spines and herbivorous diet make it a crucial component of reef ecosystems, benefiting...
The bat ray (Myliobatis californica) is a Pacific eagle ray endemic to the eastern Pacific coast from Oregon to the Gulf of California, known for excavating mollusks and crustaceans from sandy substrates.
Munk's pygmy devil ray (Mobula munkiana) is a small marine ray belonging to the family Mobulidae. Endemic to the eastern Pacific Ocean, this species is commonly found in the Gulf of California and along the coasts of Central and South America. It is distinguished by its relatively small size, reachi...
Tripneustes depressus is a species of sea urchin belonging to the family Toxopneustidae, found in the eastern Pacific Ocean. Like other members of its genus, commonly called collector urchins, it has globular tests covered with spines and is associated with tropical marine environments. The species...
The Pacific electric ray (Torpedo californica) is a cartilaginous fish found along the eastern Pacific coast from British Columbia to Baja California. It possesses paired electric organs on either side of its head capable of generating strong shocks used to stun prey and deter predators. The ray can...
The Pacific guitarfish, scientifically recognized as *Pseudobatos productus* (formerly *Rhinobatos productus*), is a ray species native to the eastern Pacific Ocean. It inhabits shallow coastal waters, sandy bays, and estuaries ranging from California down to the Gulf of California. Morphologically,...
Toxopneustes roseus is a sea urchin in the family Toxopneustidae found in the eastern Pacific, including waters along the western coast of the Americas. It has a rounded test, relatively short spines, and numerous flower-like pedicellariae, small grasping appendages that can deliver venom. Like rela...
The round ray is a small stingray of the northeastern Pacific Ocean, commonly identified as Urobatis halleri, a coastal species found from California to the Baja Peninsula. It is a benthic ray that rests on sandy or muddy shallows where it can be inadvertently stepped on by waders, and it possesses...
The longtail stingray (Hypanus longus) is a large, benthic stingray native to coastal waters of the eastern Pacific Ocean, ranging from southern California to Peru. It belongs to the family Dasyatidae and is most easily recognized by its exceptionally elongated, whip-like tail, which can measure mor...
Centrostephanus coronatus, commonly known as the crowned sea urchin, is a species of long-spined sea urchin found in the eastern Pacific Ocean from California to Peru. First described by Addison Emery Verrill in 1867, this regular echinoid is characterized by its distinctive, sharply banded spines t...
The Pacific cownose ray (Rhinoptera steindachneri) is a schooling myliobatid found along the eastern Pacific coast from California to Peru, closely related to but morphologically distinct from its Atlantic counterpart.
The diamond stingray (Dasyatis dipterura) is a large species of stingray in the family Dasyatidae, native to the eastern Pacific Ocean from coastal California down to Chile, including the waters around the Galapagos Islands. Found in benthic habitats over sandy bottoms and rocky reefs, it can reach...
The California butterfly ray (Gymnura marmorata) is a species of cartilaginous fish endemic to the eastern Pacific Ocean. Its range extends from Point Conception, California, southward through the Gulf of California and along the coast of Mexico. It is a bottom-dwelling marine ray characterized by i...
The Cortez round ray (Urobatis maculatus) is a small species of stingray found primarily in the shallow coastal waters of the eastern Pacific Ocean. It is largely endemic to the Gulf of California in Mexico, where it resides on sandy or muddy sea floors. The species is identifiable by its circular b...
Astropyga pulvinata is a long-spined sea urchin in the family Diadematidae. It inhabits tropical waters of the eastern Pacific and lives on or near the seabed, where it feeds by grazing and scavenging organic material. Like other regular sea urchins, it has a roughly radial body plan and movable spi...
Echinometra vanbrunti is a species of sea urchin in the family Echinometridae, native to the shallow coastal waters of the eastern Pacific Ocean. The species was first scientifically described by the American zoologist Alexander Agassiz in 1863. As a regular sea urchin, it possesses a radially symme...
A skate (Raja inornata) endemic to the eastern Pacific from northern California to Baja California, among the smaller skate species found along the Pacific coast.
Scyllarides nodifer, the ridgeback slipper lobster, is found in the western Atlantic from the Gulf of Mexico to Brazil and is characterized by prominent ridges along its flattened carapace.
