Panulirus argus, spiny lobster

• no claws or rostrum
• 2 hornlike spines arch over eyes
• a pairs of white spots scattered on abdomen

Penicillus demetosus, shaving brush

• more heavily calcified than P. capitatus 
• features a short stem, with coarse bristle-like filaments 
• the top is tapered and flat

Plexura sp, bushy soft coral

Pocillopora damicornis, Cauliflower coral

• a colonial coral and can grow into clumps
• irregularly arranged surface
• form varies from open and branched to compact
• color varies from greenish, pink, yellowish brown, or pale brown

Porites astreoides, yellow porous coral 

• bright sulfur yellow
• bumps on surface
• small irregular boulder, or crust on other corals or rocks 

Rhizophora mangle, red mangrove

• prop roots and viviparous seeds
• leaves have an ellipse shape
• leaves darker shade of green on tops than on the bottoms
• pale pink flowers in the spring

Rhizophora mangle, red mangrove

• prop roots and viviparous seeds
• leaves have an ellipse shape
• leaves darker shade of green on tops than on the bottoms
• pale pink flowers in the spring

Sepioteuthis sepiodea, atlantic oval/reef squid 

• tentacles bundled together
• oval fins that start just behind the mouth
• skin yellowish with purple dots; color variable but usually light purple 

Siderastrea siderea, round starlet coral

• large hemispherical boulders on reefs 
• shallow, large cups 

Strombus gigas, queen conch

• white, often covered with thin brown plasticlike periostracum
• aperture and flaring lip usually bright pink 

Thalassia testudinum, turtlegrass

• some nodes are leafless and some bear a tuft of several erect linear leaf blades
• wide and have rounded tips 
• leaves are a greenish white, sometimes tinged pink 

Tridachia crispata, lettuce sea slug

• mass of white-rimmed frills cover back 
• body usually green, sometimes blue, with cream colored spots

Tripneustes ventricosus, sea egg

• profusely covered with long white spines 
• test black, dark purple, or brown

Udotea sp, mermaid fan

• hard fan algae, highly calcified
• thin, wrinkled 

Valonia ventricosa, bubble algae

Doctorfish

• smaller dorsal fin than surgeonfish