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The Pearl Gourami (Trichopodus leerii) is a freshwater fish belonging to the family Osphronemidae, native to Southeast Asia. It is highly prized in the aquarium trade for its striking coloration and peaceful demeanor. The species is characterized by a flattened, elongated body adorned with a mosaic-like pattern of iridescent spots resembling pearls, set against a brownish-orange to reddish-brown background. Males are typically more vibrantly colored and possess elongated dorsal and anal fins, particularly during breeding.
Ciri Fisik
- Bentuk tubuh
- compressed
- Warna
- The body is typically a brownish-orange to reddish-brown, covered with numerous iridescent, pearl-like spots that form a mosaic pattern. A distinct black lateral line runs from the snout to the caudal fin base. The ventral fins are long and filamentous, often orange-red. Males exhibit more intense coloration, especially in the throat and ventral fin areas, which can turn a vibrant orange-red during spawning.
- Jenis sisik
- ctenoid
- Posisi mulut
- superior
- Ciri khas
- Iridescent pearl-like spots covering the entire body, Long, filamentous, sensory ventral fins, Prominent black lateral line, Males have longer, more pointed dorsal and anal fins and more intense orange-red coloration on the throat and ventral fins
- Sirip punggung
- Males have a longer, more pointed dorsal fin extending almost to the caudal fin. Females have a shorter, more rounded dorsal fin. Dorsal fin rays: 10-12; dorsal fin spines: 4-7.
- Sirip ekor
- Rounded to slightly emarginate caudal fin.
- Sirip dada
- Transparent and fan-shaped.
- Sirip khas
- Ventral (pelvic) fins are highly modified into long, filamentous, sensory feelers, often orange-red, used for exploring their environment and courtship displays. Anal fin is long, extending from the pectoral fin base to the caudal fin base. Anal fin rays: 30-37; anal fin spines: 9-12.
Tips Identifikasi
Body Pattern
Look for the distinctive mosaic-like pattern of iridescent, pearl-like spots covering the entire body, which gives the fish its common name.
Lateral Line
Observe the prominent black lateral line running from the snout to the base of the caudal fin.
Ventral Fins
Identify the long, filamentous, thread-like ventral fins, which are characteristic of gouramis and often have an orange-red hue in Pearl Gouramis.
Sexual Dimorphism
Males are generally more colorful, especially with a vibrant orange-red throat and ventral fins, and possess longer, more pointed dorsal and anal fins compared to the shorter, more rounded fins of females.
Habitat
- Jenis air
- freshwater
- Kedalaman
- Typically found in shallow, slow-moving waters.
- Lingkungan
- Inhabits swamps, peat swamps, slow-moving rivers, canals, and floodplains, often densely vegetated with aquatic plants and submerged roots. Prefers areas with soft, acidic water and abundant leaf litter.
- Sebaran geografis
- Native to Southeast Asia, specifically the Malay Peninsula (Malaysia, Thailand), Sumatra, and Borneo (Indonesia).
Informasi Akuarium
- Tingkat perawatan: beginner
- Temperamen: peaceful
- Pola makan: omnivore
- Ukuran akuarium minimum: 30 gallons (114 liters)
- Suhu: 75-82°F (24-28°C)
- Tingkat pH: 6.0-7.5
- Kesadahan: 5-15 dGH
- Kompatibilitas: Excellent community fish, compatible with other peaceful, similarly sized species such as tetras, rasboras, corydoras, and other peaceful gourami species. Avoid fin-nipping species or overly boisterous tank mates.
- Kebutuhan khusus: Requires a well-planted aquarium with plenty of hiding spots and floating vegetation to provide cover and reduce stress. A dark substrate can enhance their coloration. They are labyrinth fish, meaning they possess a labyrinth organ that allows them to breathe atmospheric air, so access to the water surface is crucial. Ensure the air above the water is warm to prevent respiratory issues.
Informasi di Alam Liar
- Status konservasi: least concern
- Musim: Breeding typically occurs during the rainy season in their natural habitat, when water levels are higher and food is abundant. In aquariums, breeding can occur year-round with appropriate conditions.
- Harga pasar: Low to moderate for individual specimens, higher for breeding pairs or rare color morphs.
- Nilai ekonomis: high
- Rasa: Not typically consumed due to small size and bony structure; primarily an ornamental species.
- Tekstur: Not applicable for culinary purposes.
- Nilai gizi: Not applicable for culinary purposes.
Fakta kunci
Labyrinth Organbehavior
Pearl Gouramis, like other anabantoids, possess a specialized respiratory organ called the labyrinth organ, which allows them to breathe atmospheric air directly from the surface. This adaptation enables them to survive in oxygen-poor waters.
Bubble Nest Buildersbehavior
During breeding, the male Pearl Gourami constructs an elaborate bubble nest at the water surface, often incorporating plant material, to house the eggs and fry. He meticulously guards the nest until the fry are free-swimming.
Sensory Filamentsbehavior
Their long, thread-like ventral fins are highly sensitive and are used as tactile organs to explore their surroundings, locate food, and communicate with other fish, especially during courtship.
Peaceful Naturebehavior
Despite being a relatively large gourami species, the Pearl Gourami is known for its exceptionally peaceful temperament, making it a popular choice for community aquariums.
Color Enhancementinteresting
The vibrant orange-red coloration on the throat and ventral fins of male Pearl Gouramis intensifies significantly during courtship and spawning, serving as a visual signal to attract females.
Informasi keamanan
Aman- Tingkat keamanan: safe
- Berbisa: Tidak
- Kelayakan konsumsi: not recommended
- Catatan penanganan: Pearl Gouramis are generally docile and pose no threat to humans. When handling for aquarium maintenance or transfer, use a soft net to avoid damaging their delicate fins, especially the filamentous ventral fins. Avoid prolonged exposure to air, as they are sensitive to changes in air temperature.
Spesies serupa
Three Spot Gourami
Trichopodus trichopterus
Lacks the pearl-like spotting and has two distinct black spots on its body (plus the eye, making it 'three spots'). Coloration is typically blue, gold, or opaline, without the reddish-brown base color of the Pearl Gourami.
Moonlight Gourami
Trichopodus microlepis
Possesses a silvery-white to pale blue body without the pearl-like spots or distinct lateral line. Its body is more uniformly colored and lacks the intricate patterning of the Pearl Gourami.
Snakeskin Gourami
Trichopodus pectoralis
Has a more elongated body and a pattern of diagonal stripes or a 'snakeskin' appearance, rather than the pearl-like spots. It also typically grows larger than the Pearl Gourami.
Klasifikasi ilmiah
- Kerajaan
- Animalia
- Filum
- Chordata
- Kelas
- Actinopterygii
- Ordo
- Anabantiformes
- Famili
- Osphronemidae
- Genus
- Trichopodus
- Spesies
- leerii
Jelajahi Pearl Gourami
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