Diplodus sargus

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Diplodus sargus

Least Concern  (IUCN 3.1)[1]
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Order: Spariformes
Family: Sparidae
Genus: Diplodus
Species:
D. sargus
Binomial name
Diplodus sargus
Range of Diplodus sargus sensu lato
Synonyms[2]

Diplodus sargus, the sargo, common white seabream, or white seabream is a species of marine

sensu stricto are now recognised as valid species and are part of the D. sargus species complex
.

Taxonomy

Diplodus sargus was first formally

D. holbrooki of the western Atlantic these taxa form the D. sargus species complex with the genus Diplodus. It is thought that the D. sargus species complex originated in the Cape Verde area and radiated and speciated from there.[4]

The genus Diplodus is placed in the family Sparidae within the order Spariformes by the 5th edition of Fishes of the World.[5] Some authorities classify this genus in the subfamily Sparinae,[6] but the 5th edition of Fishes of the World does not recognise subfamilies within the Sparidae.[5]

Etymology

Diplodus sargus has the specific name sargus which is derived from sargo, a Greek name for a sparid fish, which was in use at least as long ago as Aristotle.[7]

Description

Diplodus sargus has a deep, somewhat compressed body with a high, arched back. The cheeks and

total length of 45 cm (18 in), although 22 cm (8.7 in) is more typical, with a maximum published weight of 1.9 kg (4.2 lb).[2]

Distribution and habitat

Duiplodus sargus is found in the northeastern Atlantic from the southern

benthopelagic, schooling species inhabiting coastal areas with rocky bottoms interspersed with sand from 0 to 150 m (0 to 492 ft), being most numerous in the surf zone. The young occur in Zostera beds and this species uses estuaries as nursery areas.[8]

Biology

Diplodus sargus is a daytime active, omnivorous fish which feeds on algae, sea-urchins, worms, gastropods and amphipods.[11] The white seabream has been observed acting as a cleaner fish in on the mullets Thicklip grey mullet (Chelon labrosus) and Flathead grey mullet (Mugil cephalus).[12] White seabream in the Gulf of Tunis spawned from March to May, sexual activity began as the water temperature rose from 15 °C (59 °F) to 18 °C (64 °F), sexorgans becomin active after the winter minimum temperature. As latitude decreases, the spawning season lengthens.[13]

Fisheries and aquaculture

Diplodus sargus is commercially fished, with 3,713 tonnes taken in 2008.

Mediterranean but this has proved to be difficult because this species grows slowly after its first year and this slow growth can impact the profitability of any commercial aquaculture.[1]

Since the 1990s some cooked white seabream is rubbery and inedible, not related freshness or preserving. Researchers refer to this as the abnormally tough specimen (ATS) phenomenon. The cause is unknown but it seems to occur around polluted areas, with the pollutants including copper, used in anti-fouling paints.[15]

Namesakes

Diplodus sargus has the common name sargo in many languages and this name is also used for other food and gamefishes of the porgy family, in the coastal waters of the southern United States, such as the sheepshead (Archosargus probatocephalus).

Two

US Navy submarines were named for this nimble fish, USS Sargo (SS-188) and USS Sargo (SSN-583).[16][17]

References

  1. ^ . Retrieved 25 January 2024.
  2. ^ a b c Froese, Rainer; Pauly, Daniel (eds.) (2023). "Diplodus sargus" in FishBase. October 2023 version.
  3. ^ Eschmeyer, William N.; Fricke, Ron & van der Laan, Richard (eds.). "Species in the genus Diplodus". Catalog of Fishes. California Academy of Sciences. Retrieved 26 January 2024.
  4. .
  5. ^ .
  6. ^ Parenti, P. (2019). "An annotated checklist of the fishes of the family Sparidae". FishTaxa. 4 (2): 47–98.
  7. ^ Christopher Scharpf (12 January 2024). "Order Acanthuriformes (Part 6): Families Gerreidae, Lethrinidae, Nemipteridae and Sparidae". The ETYFish Project Fish Name Etymology Database. Christopher Scharpf. Retrieved 25 January 2024.
  8. ^
    FAO
    . Retrieved 26 January 2024.
  9. .
  10. ^ "Sea-Breams". British Marine Life Study Society. Retrieved 25 January 2024.
  11. .
  12. .
  13. .
  14. ^ "Diplodus sargus". Fisheries Global Information System. Food and Agriculture Organization of the United Nations. Retrieved 4 May 2011.
  15. .
  16. ^ "Sargo II (SSN-583) 1958-1988". Naval History and Heritage Command. Retrieved 26 January 2024.
  17. ^ "Freshwater and Saltwater Fish Commonly Caught in Texas" (PDF). Texas Parks & Wildlife. Retrieved 26 January 2024.

External links