Sealife guideThe white gruntHaemulon plumierii

Last updated on 09/05/2024 at 09:40 PM
Taxonomy
  • Common name: White grunt, black grunt, boar grunt, flannelmouth grunt, Key West grunt, redmouth grunt, white snapper
  • French name: Gorette blanche
  • Spanish name: Chac-chí
  • Scientific name: Haemulon plumierii (Lacepède, 1801)
  • Family name: Haemulidae
  • Order name: Perciformes
  • Class name: Actinopterygii
Description
The white grunt is a medium-sized fish, about 12 inches long, with a maximum length of around 20 inches. It has an oblong body that is silver-white with numerous fine horizontal yellow stripes. Its pelvic, dorsal, anal, and caudal fins are all entirely yellow.
The white grunt prefers steep drop-offs or rocky overhangs
The white grunt prefers steep drop-offs or rocky overhangs
A series of blue horizontal stripes runs across the head of the white grunt, alternating with the yellow stripes.
Geographic range
The white grunt is commonly found in the Caribbean sea, the Gulf of Mexico and along the coasts of Florida. It inhabits the tropical waters of the western Atlantic, from Florida in the north to the coasts of Brazil in the south, including many Caribbean islands such as the Bahamas and Guadeloupe.
Habitat
The white grunt typically lives in shallow waters, from the surface down to about 130 feet. It forms schools of varying but dense sizes around coral reefs, along rocky substrates or above sandy bottoms. The white grunt does not travel extensively with the seasons or throughout its life and generally stays in the same area.
Diet
The white grunt is a carnivorous fish that primarily feeds at night on a variety of small bottom-dwelling invertebrates like shrimp, as well as smaller fish.
Besides recreational and commercial fishing, the white grunt is often preyed upon by larger fish such as snappers, groupers and sharks.
Reproduction
The white grunt reproduces sexually. Across its range, the spawning period extends nearly throughout the year, with a peak activity lasting two months but occurring at different times depending on the geographic location.
Did you know ?
Its common english name « grunt » refers to the sounds the fish makes, which resemble the grunts of a pig. This sound is produced by the fish's well-developed teeth located in its throat.
The white grunt has a predominantly silver color with numerous fine horizontal yellow stripes
The white grunt has a predominantly silver color with numerous fine horizontal yellow stripes
Grunts are related to snappers but are generally smaller and have more deeply forked tails.
The white grunt is listed as many other marine species within The IUCN Red List of threatened species. The white grunt appears in the IUCN Red List since 2016 within the category Least Concern !
Within the same genus
Blue striped grunt (Haemulon sciurus)
Blue striped grunt
(Haemulon sciurus)
Cottonwick grunt (Haemulon melanurum)
Cottonwick grunt
(Haemulon melanurum)
French grunt (Haemulon flavolineatum)
French grunt
(Haemulon flavolineatum)
Smallmouth grunt (Haemulon chrysargyreum)
Smallmouth grunt
(Haemulon chrysargyreum)
Within the same family
Black margate (Anisotremus surinamensis)
Black margate
(Anisotremus surinamensis)
Blackspotted rubberlips (Plectorhinchus gaterinus)
Blackspotted rubberlips
(Plectorhinchus gaterinus)
Diagonal-banded Sweetlip (Plectorhinchus lineatus)
Diagonal-banded Sweetlip
(Plectorhinchus lineatus)
Harlequin sweetlips (Plectorhinchus chaetodonoides)
Harlequin sweetlips
(Plectorhinchus chaetodonoides)
Oriental sweetlips (Plectorhinchus vittatus)
Oriental sweetlips
(Plectorhinchus vittatus)
Painted sweetlips (Diagramma pictum)
Painted sweetlips
(Diagramma pictum)
Porkfish (Anisotremus virginicus)
Porkfish
(Anisotremus virginicus)
Ribboned sweetlips (Plectorhinchus polytaenia)
Ribboned sweetlips
(Plectorhinchus polytaenia)
Discover also
Aron's blenny (Ecsenius aroni)
Aron's blenny
(Ecsenius aroni)
Blackbar soldierfish (Myripristis jacobus)
Blackbar soldierfish
(Myripristis jacobus)
Cocoa damselfish (Stegastes variabilis)
Cocoa damselfish
(Stegastes variabilis)
Common snook (Centropomus undecimalis)
Common snook
(Centropomus undecimalis)
Longnose butterflyfish (Forcipiger flavissimus)
Longnose butterflyfish
(Forcipiger flavissimus)
Redmargin shrimpgoby (Amblyeleotris rubrimarginata)
Redmargin shrimpgoby
(Amblyeleotris rubrimarginata)
Spotted seahorse (Hippocampus kuda)
Spotted seahorse
(Hippocampus kuda)
Valentin's sharpnose puffer (Canthigaster valentini)
Valentin's sharpnose puffer
(Canthigaster valentini)
The marine species from Caribbean sea
Blue chromis (Azurina cyanea)
Blue chromis
(Azurina cyanea)
Doctorfish (Acanthurus chirurgus)
Doctorfish
(Acanthurus chirurgus)
Gray snapper (Lutjanus griseus)
Gray snapper
(Lutjanus griseus)
Honeycomb cowfish (Acanthostracion polygonium)
Honeycomb cowfish
(Acanthostracion polygonium)
Pederson cleaner shrimp (Ancylomenes pedersoni)
Pederson cleaner shrimp
(Ancylomenes pedersoni)
Sharptail eel (Myrichthys breviceps)
Sharptail eel
(Myrichthys breviceps)
Tiger shark (Galeocerdo cuvier)
Tiger shark
(Galeocerdo cuvier)
West Indian sea egg (Tripneustes ventricosus)
West Indian sea egg
(Tripneustes ventricosus)
Dive centers
Centre de plongée des Ilets
'Les Ilets' dive center
Noa Plongée
Noa dive center
Vous abonnez !

Our latestUpdates

The leopard blenny
Thursday, October 30th 2025
The leopard blenny
The leopard blenny is a small reef fish from the Indo-Pacific ocean. It is easily recognized by its spotted coloration, which resembles that of a leopard. It lives on shallow coral reefs, feeds mainly on algae and polyps and skillfully camouflages among the corals to avoid predators.
The Spanish slipper lobster
Monday, October 27th 2025
The Spanish slipper lobster
The Spanish slipper lobster is a colorful crustacean found around reefs in the tropical waters of the northwestern Atlantic. Its flattened body and distinctive antennae allow it to hide in crevices during the day and emerge at night to feed on benthic invertebrates.
The Hawaiian archipelago, a volcanic gem of the pacific
Monday, October 20th 2025
The Hawaiian archipelago, a volcanic gem of the pacific
Discover the Hawaiian archipelago, a volcanic paradise in the Pacific ocean where fiery mountains, lush forests and turquoise lagoons meet. Explore its islands, unique biodiversity and the geological forces that shaped this natural wonder.
Photo of the Day
Poisson crocodile de Beaufort (Cymbacephalus beauforti)
Poisson crocodile de Beaufort
(Cymbacephalus beauforti)