[[quoteright:260:[[Disney/TheLittleMermaid http://static.tvtropes.org/pmwiki/pub/images/ariel_jewelled_seashells.jpg]]]]
[[caption-width-right:260:Our Mermaids Are [[PimpedOutDress Pimped]] [[EverythingsBetterWithSparkles Out]].]]

->''Who would be\\
A mermaid fair,\\
Singing alone,\\
Combing her hair\\
Under the sea,\\
In a golden curl\\
With a comb of pearl,\\
On a throne?''\\
-- '''"[[{{Poetry}} The Mermaid]]" by Alfred Lord Tennyson'''

Tropes about merfolk, the legendary half fish, half human people that live in the deep.

+ AngelicTropes
+ AquaticAnimalTropes
+ DragonTropes
+ SeaborneAndSubmersibleVehicles
+ SwimsuitIndex
+ VampireTropes

* ApparentlyHumanMerfolk[softreturn]People who look human, but who can breathe and live underwater.
* BathtubMermaid [softreturn]Merfolk and other aquatic creatures kept in stationary tanks and other containers.
* FishPeople[softreturn]People with a humanoid shape but fishy features.
* MermaidProblem[softreturn]How merfolk sexual biology would interact with humans.
* MobileFishbowl[softreturn]Merfolk who can't breathe air bring water with them to interact with land-dwellers.
* OurMermaidsAreDifferent[softreturn]The varied kinds of merfolk.
* SeashellBra[softreturn]Two seashells worn to cover the breasts.
* SelkiesAndWereseals[softreturn]Human-seal shapeshifters.
* SharkMan[softreturn]Sharks with a humanoid shape, or vice versa.
* SirensAreMermaids[softreturn]The Sirens of mythology portrayed as mermaids.
* UnscaledMerfolk[softreturn]Merfolk that are aren't scaled fish below the waist.