u/1102Smeagol

Majestic and awe-inspiring, Whale Shark merfolk are mythical beings with a human upper body and the massive, gentle features of a whale shark. Their elongated lower halves are covered in gray-blue skin with distinctive white spots and stripes that mirror a whale shark’s patterns. A wide, flat tail and strong pectoral fins allow them to glide slowly and gracefully through warm ocean waters.
Despite their size, Whale Shark merfolk are filter feeders, using wide mouths to consume plankton, small fish, and crustaceans while swimming with mouths agape. Adapted to a peaceful, slow lifestyle, they are known for calmness and tolerance. Whale Shark merfolk are gentle giants in folklore, symbolizing tranquility, abundance, and oceanic harmony.

If you want to see more from the artist, go to their DeviantArt.

Marlin mermaids are fast and fierce marine mermaids who fuse the upper body of a human with the powerful, streamlined features of a marlin (family Istiophoridae). Their lower halves are elongated and muscular, covered in glimmering blue and silver scales, and end in a crescent-shaped tail fin designed for incredible speed. Most strikingly, they possess a long, spear-like bill extending from their faces, resembling the iconic rostrum of the marlin, which they use to slash through schools of fish and stun prey.
Marlin mermaids, adapted for life in the open ocean, are among the fastest swimmers in the sea, capable of sudden bursts of speed and nimble maneuvers that make them fierce hunters. Their torpedo-shaped bodies and rigid dorsal fins enable them to chase swift prey such as tuna, mackerel and squid. With keen eyesight and lightning-fast reflexes, they are relentless and aggressive predators, often travelling alone or in small, competitive groups.
Feared and respected in maritime folklore, marlin mermaids symbolize power, speed and the raw ferocity of the open ocean. Their presence is often associated with sudden storms, bold chases and the wild, unrestrained energy of the deep blue sea.

If you want to see more from the artist, go to their DeviantArt.

Leopard Seal selkies are formidable and haunting merfolk, blending a human upper body with the predatory features of a leopard seal (Hydrurga leptonyx). Their lower halves are thickly muscled and cloaked in sleek, cold gray fur, patterned with ominous black spots that help them vanish into the shadows of Antarctic ice floes. Powerful, webbed flippers and a broad, torpedo-shaped tail allow them to move with startling speed and stealth beneath the frigid waters.
Adapted for hunting in the harshest environments, Leopard Seal selkies possess gaping, tooth-lined jaws capable of delivering bone-crushing bites—mirroring the deadly efficiency of their real-world counterparts, who prey on fish, squid, penguins, and other seals. Their piercing, unblinking eyes and acute senses make them relentless pursuers, stalking prey through darkness and beneath shifting ice. These selkies are intensely solitary and fiercely territorial, reputed in legend to lure lost sailors beneath the ice or drag the unwary into the depths.
In folklore, Leopard Seal selkies evoke fear and awe, embodying the merciless power and chilling mystery of the polar seas. Their presence is a harbinger of danger, symbolizing the untamable, lethal forces that lurk beneath the frozen surface.

If you want to see more from the artist, go to their DeviantArt.

Bottlenose dolphin mermaids are lively marine beings that combine the upper body of a human with the sleek, streamlined form of a bottlenose dolphin (Tursiops truncatus). Their lower halves feature a powerful, torpedo-shaped dolphin tail with smooth gray skin and lighter undersides. A tall dorsal fin and broad, flexible flukes provide them with remarkable agility and speed in the water.
Remarkably intelligent and social, bottlenose dolphin mermaids thrive in both coastal and open ocean habitats, living in pods and forming strong social bonds. They communicate through an array of clicks, whistles, and body language, and use echolocation to navigate and hunt for fish, squid, and crustaceans. Their playful curiosity and friendly reputation have made them legendary as guides and protectors in folklore, embodying the spirit of intelligence, harmony, and lively connection to the sea.

If you want to see more from the artist, go to their DeviantArt.

Hammerhead Shark merfolk are fierce marine beings that merge the upper body of a human with the distinctive features of a hammerhead shark (family Sphyrnidae). Their lower halves resemble the streamlined, muscular body of a shark, complete with a tall dorsal fin, powerful tail, and smooth, gray skin. Most notably, they possess an extended, flattened head, called a cephalofoil, mirroring the iconic hammer-shaped head of the hammerhead shark.
The cephalofoil provides Hammerhead Shark merfolk with enhanced sensory capabilities, including a wide field of vision and specialized electroreceptors to detect the electrical signals of prey. Adapted for life in the open ocean and along coastal reefs, they are agile, fast swimmers, able to make sharp turns and pursue a variety of prey, such as fish, squid, and rays.
Hammerhead Shark merfolk are often seen cruising in groups, especially during migrations, but can also be solitary hunters. Social and intelligent, they use body language and subtle movements for communication. Their unique head shape, keen senses, and strong predatory skills make them fascinating and formidable figures in marine folklore, symbolizing adaptability, perception, and the power of the sea’s apex predators.

If you want to see more from the artist, go to their DeviantArt.

Goliath Grouper mermaids are large, bulky marine beings that combine the upper body of a human with the massive, robust features of the Goliath grouper (Epinephelus itajara). Their lower halves are broad and muscular, covered in mottled greenish-brown to yellowish scales, providing excellent camouflage among rocks and reefs. The body is thick and powerful, ending in a large, rounded tail fin that enables slow but strong swimming.
Adapted for life in warm, shallow coastal waters, mangroves, and coral reefs, Goliath Grouper mermaids are known for their impressive size and strength, traits inherited from their namesake, which is one of the largest bony fish in the ocean. Their wide mouths and expansive gill covers allow them to produce deep, resonant sounds for communication and territorial displays. Like true Goliath groupers, these mermaids are ambush predators, feeding on crustaceans, fish, and even small sharks by creating powerful suction to capture prey. Goliath Grouper mermaids are generally solitary or found in loose aggregations during spawning.

If you want to see more from the artist, go to their DeviantArt.

Rock Lobster merfolk are sturdy marine creatures that combine the upper body of a human with the robust, armored features of a rock lobster (family Palinuridae). Their lower halves resemble the segmented, spiny exoskeleton of a rock lobster, with long, flexible antennae, sturdy walking legs, and a broad, muscular tail fan used for quick backward escapes. Unlike true lobsters, their bodies lack large claws, but are adorned with numerous spines and ridges for protection.
These merfolk are typically found in rocky reefs, crevices, and underwater caves along temperate and tropical coastlines, where their coloration—ranging from reddish-brown to mottled tan—provides effective camouflage against the substrate. Adapted for a nocturnal lifestyle, Rock Lobster merfolk are most active at night, using their sensitive antennae to navigate and sense vibrations in their environment.
Omnivorous by nature, they feed on algae, mollusks, small crustaceans, and detritus, playing an important role in maintaining the balance of reef ecosystems. Socially, Rock Lobster merfolk may gather in small groups during molting or migration but are often solitary, relying on their hard exoskeleton and quick reflexes for defense. Their resilience, adaptability, and unique appearance make them fascinating figures in marine mythology, embodying the hidden strength and resourcefulness of the ocean’s invertebrates.

If you want to see more from the artist, go to their DeviantArt.

Green moray eel mermaids are large marine beings that blend the upper body of a human with the sleek, serpentine features of the green moray eel (Gymnothorax funebris). Their lower halves are elongated and muscular, covered in smooth, greenish-yellow skin that secretes a protective mucus, giving them a glossy appearance and aiding in swift, silent movement through rocky crevices and coral reefs.
Adapted for life in narrow underwater spaces, green moray eel mermaids can contort and twist their bodies with remarkable flexibility, allowing them to navigate complex reef structures and hide from predators. Their mouths are wide and filled with sharp, backward-curving teeth, designed for grasping slippery prey such as fish, crustaceans, and cephalopods. These mermaids have keen senses of smell and touch, helping them locate food even in the darkest crevices.
Green moray eel mermaids are typically solitary and nocturnal, emerging from their hiding places at night to hunt. Their reclusive nature and striking appearance have made them both mysterious and awe-inspiring figures in marine folklore. They symbolize adaptability, stealth, and the hidden wonders of the ocean’s depths.

If you want to see more from the artist, go to their DeviantArt.

Gillmen are fish-like, amphibian inhabitants of Skylands, inhabiting the watery areas of the world. They have a reputation for being reliable, and are valuable allies to have. However Gillmen have the worst singing voices in all of Skylands, but they think this dreadful racking sounds beautiful. While not appearing in the game, the Gillmen also have a military organization which the most notable Gillman Skylander named Gill Grunt used to be part of. Despite being amphibians, rather than fish, the Gillmen bear a more strong resemblance to them.

They were one of my favourite races in the franchise and thought they could use some recognition.

Napoleon Wrasse mermaids are marine beings that combine the upper body of a human with the impressive features of the Napoleon wrasse (Cheilinus undulatus), also known as the humphead wrasse. Their lower halves feature a large, elongated body covered in thick, vibrant blue-green scales and a prominent, bulbous hump on the forehead, reflecting the iconic head shape of the adult fish.
Adapted to life among coral reefs, Napoleon Wrasse mermaids are powerful swimmers, using their strong, broad tails to navigate complex reef structures with ease. Their thick lips and robust jaws are well-suited for crushing the hard shells of mollusks, crustaceans, and even sea urchins—mirroring the diet and feeding strategies of their real-life counterparts. These mermaids possess keen eyesight and a calm, observant nature, often exploring the reef’s nooks and crannies in search of food. Napoleon Wrasse mermaids are typically solitary or found in small groups, and are believed to be long-lived, with individuals sometimes reaching remarkable sizes. Their striking appearance and gentle demeanor make them iconic figures in reef mythology, symbolizing wisdom, resilience, and the importance of protecting threatened marine environments.

If you want to see more from the artist, go to their DeviantArt.

Parrotfish mermaids are marine beings that merge the upper body of a human with the vibrant, distinctive features of a parrotfish (family Scaridae). Their lower halves exhibit the robust, elongated body of a parrotfish, covered in brilliant, iridescent scales in shades of turquoise, green, pink, and yellow. Most notably, they possess a beak-like mouth formed by fused teeth, used for scraping algae from coral and rocks, reflecting the characteristic feeding adaptation of real parrotfish.
Parrotfish mermaids inhabit tropical coral reefs, where their vivid coloration provides camouflage among the reef’s diverse hues. Adapted for both grazing and swimming, they use their strong tails and pectoral fins to maneuver gracefully through complex coral structures. Their feeding habits play a vital ecological role by helping control algae growth and maintain coral reef health; the sand produced by their digestion contributes to the formation of sandy beaches.
Socially, parrotfish mermaids are often depicted as lively and social, sometimes forming small groups or communities within the reef. They are known for their active daytime behavior and for sleeping at night in self-made mucus cocoons, which protect them from predators and parasites. Parrotfish mermaids symbolize vibrancy, adaptability, and the essential connections between marine life and reef ecosystems.

If you want to see more from the artist, go to their DeviantArt.

Seahorse mermaids are enchanting marine creatures that unite the upper body of a human with the distinctive features of a seahorse (family Syngnathidae). Their lower halves resemble the elongated, armored tail of a seahorse, complete with bony plates, curled prehensile tails, and delicate, translucent fins. These tails are flexible and capable of grasping onto seaweed or coral, allowing seahorse mermaids to anchor themselves in flowing currents.
Seahorse mermaids are typically found in shallow coastal waters, seagrass beds, and coral reefs, where their intricate patterns and muted colors help them blend in with their surroundings. Adapted for a gentle, slow-moving lifestyle, they swim upright and maneuver gracefully with the help of their small dorsal fins. Seahorse mermaids are known for their calm demeanor and strong family bonds, often seen pairing off or caring for young in a manner reminiscent of real seahorses, sometimes depicted with the male carrying eggs along his tail.
Their diet consists mainly of tiny crustaceans and plankton, which they skillfully suck in with small, tubular mouths. Seahorse mermaids play an important role in folklore as symbols of patience, nurturing, and harmony within the marine ecosystem.

If you want to see more from the artist, go to their DeviantArt.

Clownfish mermaids are mischievous marine beings that combine the upper body of a human with the vibrant features of a clownfish (Amphiprioninae). Their lower halves resemble the rounded, laterally compressed bodies of clownfish, adorned with striking orange, white, and black bands. Their skin is smooth and vivid, often displaying the characteristic color patterns that provide camouflage among sea anemones.
Clownfish mermaids are typically found in warm, shallow coral reefs, where they wear protective tentacles of sea anemones on their heads. Like their fish counterparts, they have a special mucus coating that allows them to coexist safely with stinging anemones, gaining protection from predators. Agile and social, clownfish mermaids are known for their playful, impish behavior and strong bonds within family groups, often communicating through gestures. Their diet consists mainly of small crustaceans, plankton, and algae. Clownfish mermaids play an ecological role in maintaining healthy reef environments by cleaning anemones and facilitating nutrient cycles. Their vivid appearance, symbiotic relationships, and lively nature make them captivating to see out in the wild.

If you want to see more from the artist, go to their DeviantArt.

Blue Crab merfolk are marine crustacean-like beings that blend the upper body of a human with the distinctive features of a blue crab (Callinectes sapidus). Their lower halves are characterized by a hard, blue-green exoskeleton, a broad, flattened carapace, and five pairs of jointed legs, with the front pair ending in strong, sharp-tipped pincers. Their pincers are used for defense, foraging, and manipulating objects in their coastal habitats. The last pair of legs is paddle-shaped, adapted for agile swimming along the seafloor.
Blue Crab merfolk are typically found in estuaries, salt marshes, and shallow coastal waters, where they are skilled at burrowing into sand or hiding among seagrass and oyster beds. Adapted for both swimming and crawling, they use their powerful legs to move quickly and efficiently through water or across the bottom. Blue Crab merfolk are omnivorous, feeding on algae, small fish, mollusks, and detritus, and play an important ecological role in maintaining healthy coastal ecosystems. Socially, they may form small groups or live solitarily, using visual displays and the movement of their pincers and antennae for communication. Their striking coloration, hard exoskeleton, and resourceful nature make Blue Crab merfolk well-adapted to the dynamic and sometimes challenging environments of coastal marine habitats.

If you want to see more from the artist, go to their DeviantArt.

Octomaids are marine creatures that combine the upper body of a human with the lower body of an octopus. Their lower halves feature eight flexible, muscular arms lined with rows of suckers, enabling exceptional dexterity and strong gripping. The skin on their octopus limbs often displays a range of vibrant colors and patterns, which can change for camouflage, communication, or display—reflecting the remarkable chromatophore abilities of real octopuses.
Octomaids inhabit coastal waters, coral reefs, and rocky sea caves, where their agility and intelligence make them highly adaptable hunters and explorers. They are known for their problem-solving skills and curiosity, using their arms to manipulate objects, investigate their environment, and interact with other sea creatures. Octomaids are carnivorous, feeding on crustaceans, mollusks, and small fish, and may use their arms and siphon to create jets of water for rapid movement or to stir up prey. Socially, octomaids are often solitary, but they may gather in groups during mating seasons or to share abundant hunting grounds. Their keen eyesight, advanced camouflage, and intelligent behaviors make them elusive and mysterious, embodying the fascinating qualities of their cephalopod counterparts.

If you want to see more from the artist, go to their DeviantArt.

Crayfish merfolk are hardshell freshwater beings that combine the upper body of a human with the distinctive features of a crayfish. Their lower bodies resemble those of a crayfish, complete with a hard, segmented exoskeleton, a broad, fan-shaped tail, and prominent pincers. These pincers are strong and dexterous, used for defense, foraging, and manipulating objects in their environment. Along their sides, small walking legs and sensitive antennae help them navigate complex underwater habitats.
Crayfish merfolk are typically found in streams, rivers, and lakes with rocky or muddy bottoms, where they seek shelter under boulders, logs, or submerged debris. Adapted for a benthic lifestyle, they are skilled at burrowing and can remain hidden for long periods. Omnivorous by nature, crayfish merfolk feed on aquatic plants, small invertebrates, and decaying organic matter. They play an important role in maintaining healthy aquatic ecosystems by recycling nutrients and cleaning up detritus. Socially, they may be solitary or form small groups, communicating with gestures and movements of their antennae and claws. Their hardy, adaptable nature allows them to thrive in a wide range of freshwater environments.

If you want to see more from the artist, go to their DeviantArt.

Which of the following bad guys from the series did you wish you saw more of?

Here’s the mother of the Andrewsarchus pack in all her glory.

Salmon mermaids are aquatic beings that merge the upper body of a human with the distinctive traits of a salmon. Their lower halves resemble the streamlined, muscular body of a salmon, adorned with shimmering silver or pinkish scales that reflect their oceanic and freshwater journeys. During spawning season, their tails may take on vibrant red or green hues, mirroring the dramatic color changes of real salmon as they migrate upriver.
Salmon mermaids are renowned for their strength, endurance, and migratory instincts. They are believed to travel vast distances, moving between the open ocean and freshwater rivers, often overcoming powerful currents and obstacles. These mermaids are symbols of perseverance and transformation, embodying the salmon's life cycle. Socially, they may gather in groups during migrations but are otherwise solitary, spending much of their lives navigating wide and varied waterways. Salmon mermaids are often celebrated in folklore as guardians of rivers, representing the vital connection between marine and freshwater ecosystems.

If you want to see more from the artist, go to their DeviantArt.

Muskellunge mermaids are freshwater beings with the upper body of a human, with the distinctive features of a muskellunge (Esox masquinongy). Their lower halves resemble the elongated, torpedo-shaped body of a muskellunge, covered in muted green or silver scales with dark vertical markings. Their muscular tails are built for sudden bursts of speed, allowing them to glide swiftly through clear lakes and rivers.
Adapted for predatory life, muskellunge mermaids have sharp, tooth-lined mouths and keen eyesight, mirroring the hunting abilities of their fish counterparts. They are typically found in cool, deep waters with abundant vegetation, where they use stealth and patience to ambush prey such as fish and amphibians. Muskellunge mermaids are often solitary and elusive, rarely seen by humans, and are known for their agility and strength. Their streamlined bodies and powerful tails make them formidable swimmers, well-suited to life in freshwater habitats.

If you want to see more from the artist, go to their DeviantArt.