Hai una foto? Identifica i pesci all'istante con l'app Fishby.
Apri l'appDescrizione
Gobius geniporus, commonly known as the Slender Goby or Ghiozzo gò, is a small benthic fish belonging to the family Gobiidae. It is characterized by its elongated body, relatively large head, and distinctive sensory pore patterns on its head. This species is typically found in coastal marine and brackish waters, preferring sandy or muddy substrates, often near seagrass beds or rocky areas. It is a cryptic species, blending well with its environment, and plays a role in the benthic food web.
Caratteristiche fisiche
- Forma del corpo
- elongated
- Colorazione
- Variable, typically sandy to brownish-grey, often with irregular darker blotches or bands along the flanks that aid in camouflage. The ventral side is usually lighter. Fins are generally translucent with some darker speckling.
- Tipo di squame
- ctenoid
- Posizione della bocca
- terminal
- Caratteristiche distintive
- Relatively long snout compared to other Gobius species., Prominent sensory pores on the head, particularly noticeable on the preopercle and opercle., Two dorsal fins, separated., Pelvic fins fused into a disc-like sucker.
- Pinna dorsale
- Two dorsal fins; D1 with 6-7 spines, D2 with 1 spine and 10-12 soft rays. The first dorsal fin is typically lower than the second.
- Pinna caudale
- Rounded to slightly emarginate caudal fin.
- Pinna pettorale
- Large, fan-like pectoral fins with 17-19 rays.
- Pinne distintive
- Pelvic fins are fused to form a prominent adhesive disc, characteristic of gobies, used for clinging to substrates.
Consigli per l'identificazione
Snout Length
Gobius geniporus has a noticeably longer snout compared to many other Gobius species. This is a key distinguishing feature.
Sensory Pores
Examine the head for a distinct pattern of sensory pores, particularly on the preopercle and opercle. These are often more pronounced than in similar species.
Coloration and Pattern
While variable, the irregular dark blotches and bands on a sandy-brown background are typical. Look for a lack of prominent ocelli (eye-spots) on the dorsal fin, which are present in some other gobies.
First Dorsal Fin
The first dorsal fin is generally lower than the second dorsal fin, and its spines are not elongated or filamentous.
Habitat
- Tipo di acqua
- saltwater
- Profondità
- Typically found in shallow coastal waters, from 0.5 to 30 meters, occasionally deeper.
- Ambiente
- Prefers sandy or muddy bottoms, often associated with seagrass beds (e.g., Posidonia oceanica) or detritus-rich areas. Can also be found near rocky outcrops or under stones.
- Areale geografico
- Eastern Atlantic Ocean, from Portugal to Mauritania, including the Canary Islands. Also widely distributed throughout the Mediterranean Sea and the Black Sea.
Informazioni sull'acquario
- Livello di cura: intermediate
- Temperamento: peaceful
- Dieta: carnivore
- Dimensione minima della vasca: 30 gallons
- Temperatura: 18-24°C (64-75°F)
- Livello di pH: 8.1-8.4
- Durezza: 1.020-1.025 SG
- Compatibilità: Generally compatible with other peaceful, small marine fish that do not view it as prey. Avoid aggressive or very large tank mates.
- Requisiti speciali: Requires a sandy substrate for burrowing, ample hiding places (rocks, shells), and stable water parameters. A well-established tank with mature live rock is beneficial for natural food sources.
Informazioni in natura
- Stato di conservazione: least concern
- Stagionalità: No specific commercial seasonality; present year-round in its habitat, but fishing efforts may vary.
- Prezzo di mercato: Low
- Importanza commerciale: low
- Sapore: Mild, slightly sweet
- Consistenza: Delicate, flaky
- Metodi di cottura: Frying, Stewing, Soup
- Valore nutrizionale: Good source of protein and omega-3 fatty acids, typical of small marine fish.
Fatti chiave
Burrowing Behaviorbehavior
Gobius geniporus is known to construct small burrows in sandy or muddy substrates, which it uses for shelter and as a refuge from predators.
Dietary Habitsbehavior
Its diet primarily consists of small benthic invertebrates such as crustaceans (copepods, amphipods), polychaetes, and other small organisms found in the sediment.
Reproductive Strategybehavior
Like many gobies, Gobius geniporus exhibits parental care, with the male typically guarding the eggs laid in a nest, often under a stone or in a burrow.
Cryptic Camouflageinteresting
The variable coloration and irregular blotches on its body provide excellent camouflage, allowing it to blend seamlessly with its sandy or detritus-rich environment, making it difficult for predators and prey to spot.
Informazioni di sicurezza
Sicuro- Livello di sicurezza: safe
- Velenoso: No
- Commestibilità: edible
- Note sul maneggio: Gobius geniporus is not venomous and poses no threat to humans. Handle with care to avoid stress to the fish, especially when caught by anglers. Its small size and delicate nature require gentle handling.
Specie simili
Sand Goby
Pomatoschistus minutus
Pomatoschistus minutus is generally smaller, has a more slender body, and typically possesses a distinct black spot on the anterior part of the first dorsal fin, which is absent in Gobius geniporus. Its head is also less robust and its snout shorter.
Common Goby
Gobius paganellus
Gobius paganellus has a more robust body, a shorter snout, and typically features a prominent black spot with a white margin on the upper anterior part of the first dorsal fin. Its coloration is often darker and more mottled.
Rock Goby
Gobius cobitis
Gobius cobitis is a much larger species, reaching up to 27 cm, and has a more flattened head profile. It also has a distinct pattern of dark spots and bands, but its overall morphology and size easily distinguish it from G. geniporus.
Classificazione scientifica
- Regno
- Animalia
- Phylum
- Chordata
- Classe
- Actinopterygii
- Ordine
- Gobiiformes
- Famiglia
- Gobiidae
- Genere
- Gobius
- Specie
- Gobius geniporus
Esplora Ghiozzo gò
Identifica pesci ovunque
Gratis su iOS, Android e Web. Identificazione tramite foto, dettagli completi sulle specie e molto altro.