WHATSTHATFISH
Bony fish

Seaweed Blenny

Parablennius marmoreus

Also known as: Coral Blenny, Reef Blenny, Rock Blenny, Tompot

LCLeast ConcernIUCN Red List, 2025
Adult
@starshyne13 · Blue Heron Bridge, Phil Foster Park, Riviera Beach, Florida, United States · August 20151 / 3
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Overview

Found in crevices and holes of eroded boulders, mangrove roots and rocks, over shallow reefs rich in algae and sea fan growth.
Juveniles found under floating Sargassum mats.

Combtooth Blennies are the largest family of blennies, found in both tropical and subtropical waters and freshwater habitats, as the name suggests they have comb like teeth lining their jaws, well suited for scraping food off hard surfaces!
Reef and rock blennies are usually territorial and have their own areas of rock pools which they skip and jump over, scraping algae from the surface of dead corals. Some male blennies have small harems of arguing females.
Males and females often have different colouring and features.

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How to identify

Tap any trait to see other fish that share it.

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Habitat & where to find it

  • Range · Western Atlantic, Caribbean
  • Country only · 3
LIVES IN

Found in crevices and holes of eroded boulders, mangrove roots and rocks, over shallow reefs rich in algae and sea fan growth.

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Adult photos 3

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Discussion

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    ALL STAGES
    FOR THE MARINE-BIOLOGY CURIOUS

    Deep dive

    Taxonomy

    1. kingdomAnimalia
    2. phylumChordata
    3. classTeleostei
    4. orderBlenniiformes
    5. familyBlenniidae
    6. genusParablennius
    7. speciesParablennius marmoreus (Poey, 1876)

    SourcesWoRMSFishBase

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    More in the family

    Combtooth Blennies (Blenniidae)