Spiny seahorse (Hippocampus histrix).
Vulnerable.
Patagonian seahorse (Hippocampus
patagonicus).Vulnerable.
Montebello seahorse (Hippocampus
montebelloensis).
Three-spot seahorse (Hippocampus
trimaculatus).Vulnerable.
Barbour's seahorse (Hippocampus
barbouri).Vulnerable.
Bigbelly seahorse (Hippocampus
abdominalis).Least concern.
Bullneck seahorse (Hippocampus
minotaur). Data deficient.
Coleman's pygmy seahorse (Hippocampus
colemani). Data deficient.
Crowned seahorse (Hippocampus
coronatus). Data deficient.
Denise's pygmy seahorse (Hippocampus
denise). Data deficient.
Collared seahorse (Hippocampus
jugumus). Data deficient.
Dwarf thorny seahorse (Hippocampus
pusillus). Data deficient.
Dwarf seahorse (Hippocampus
zosterae). Least concern.
False-eye seahorse (Hippocampus
biocellatus).
Fisher's seahorse (Hippocampus
fisheri). Least concern.
Giraffe seahorse (Hippocampus
camelopardalis). Data deficient.
Great seahorse (Hippocampus
kelloggi). Vulnerable.
Highcrown seahorse (Hippocampus
procerus).
Japanese seahorse (Hippocampus
mohnikei). Vulnerable.
Jayakar's seahorse (Hippocampus
jayakari). Least concern.
Knysna seahorse (Hippocampus
capensis). Endangred.
Kyonemichthys rumengani(Kyonemichthys
rumengani). Least concern.
Lichtenstein's seahorse (Hippocampus
lichtensteinii). Data deficient.
Lomg-snouted seahorse (Hippocampus
guttulatus). Data deficient.
Longsnout seahorse (Hippocampus
reidi). Near threatened.
Lined seahorse (Hippocampus
erectus). Vulnerable.
Pipehorse (Amphelikturus
dendriticus). Least concern.
Pygmy seahorse (Hippocampus
bargibanti). Data deficient.
Queensland seahorse (Hippocampus
spinosissimus). Vulnerable.
Reunion seahorse (Hippocampus
borboniensis). Data deficient.
Satomi's pygmy seahorse(Hippocampus
satomiae). Data deficient.
Sea pony (Hippocampus fuscus).
Vulnerable.
Severn’s pygmy seahorse (Hippocampus
severnsi).
Short-snouted seahorse (Hippocampus
hippocampus). Data deficient.
Softcoral seahorse (Hippocampus
debelius). Data deficient.
Tiger tail seahorse (Hippocampus
comes). Vulnerable.
Tyro seahorse (Hippocampus
tyro). Data deficient.
Walea pygmy seahorse (Hippocampus
waleananus). Data deficient.
Weedy seadragon (Phyllopteryx
taeniolatus). Least concern.
West african seahorse (Hippocampus
algiricus). Vulnerable.
West Australian seahorse (Hippocampus
subelongatus). Data deficient.
Western spiny seahorse (Hippocampus
angustus). Least concern.
White's seahorse (Hippocampus
whitei). Endangered.
Winged seahorse (Hippocampus
alatus). Vulnerable.
Zebra seahorse (Hippocampus
zebra). Data deficient
Weedy pygmy seahorse (Hippocampus
pontohi). Least concern.