Congo Tetra
Scientific Name: Phenacogrammus interruptus
Family: Alestidae (African Characins)
Origin: Congo River Basin, Central Africa
Size: 3 to 3.5 inches (7.5 to 9 cm); males may grow larger than females
Lifespan: 4 to 5 years (can live longer with excellent care)
🌈 Appearance
Males display iridescent colors—blue, violet, green, and orange—especially under good lighting.
Flowing, long fins with white edges are a hallmark of mature males.
Females are usually smaller and less colorful but still attractive.
🧠 Behavior and Temperament
Peaceful, schooling fish.
Best kept in groups of 6 or more to prevent fin nipping and stress.
Great for community tanks with other non-aggressive fish.
🏡 Tank Requirements
Tank Size: Minimum 30 gallons (for a school)
Water Temperature: 73–82°F (23–28°C)
pH: 6.0–7.5
Water Hardness: Soft to moderately hard (3–18 dGH)
Decor: Heavily planted with open swimming areas, dim lighting to mimic natural habitat
🍽️ Diet
Omnivorous: Accepts flakes, pellets, live and frozen foods.
A varied diet enhances their coloration—offer brine shrimp, daphnia, and bloodworms.
🐣 Breeding
Can be bred in captivity, but requires separate breeding tank.
Soft, acidic water and fine-leaved plants or spawning mops help encourage spawning.
Eggs are scattered and should be protected from adult fish, as they may eat them.
Black Widow Tetra – Bold Contrast & Graceful Movement
Introduce dramatic flair to your aquarium with the Black Widow Tetra. With its deep charcoal body, flowing fins, and active personality, this hardy schooling fish adds a bold yet elegant touch to any freshwater setup.
Key Features:
🐟 Striking Appearance: Dark body with semi-transparent fins and a subtle shimmer
🤝 Peaceful Nature: Great for community tanks
📏 Size: Reaches up to 5–6 cm in length
💧 Water Conditions: pH 6.0–7.5 | Temperature 22–28°C
👨👩👧👦 Schooling Fish: Thrives in groups of 6 or more
Highly adaptable and visually captivating, the Black Widow is a favorite among aquarists for its contrast, schooling behavior, and low-maintenance care.
Care Level: EasyDiet: Omnivorous – accepts flakes, pellets, frozen, and live foods
Bring balance, movement, and mystery to your tank with this classic freshwater favorite.
Telescope Eye Black Moor
It’s a variety of the telescope eye goldfish (a goldfish with big protruding eyes).
The Black Moor is simply the black-colored version of that type.
Scientific name: Carassius auratus (same as all goldfish).
Key features
1. Telescope eyes
The most distinctive trait: large, bulging eyes that stick out from the head.
These develop as the fish grows.
2. Black coloration
Deep velvet-like black scales (can sometimes fade to grey/orange over time).
3. Body shape
Round, egg-shaped body
Long flowing fins and a double tail
4. Poor eyesight
Because of their eye shape, they don’t see well and are slow swimmers.
Size & lifespan
Size: about 10–25 cm (4–10 inches)
Lifespan: 10–25 years with proper care
Origin
First bred in China hundreds of years ago through selective breeding.
Care basics
Freshwater fish (aquarium or pond)
Temperature: around 18–25°C
Diet: pellets, flakes, plus treats like worms or shrimp
Best kept with other slow, gentle goldfish (they struggle to compete for food)
Important things to know
Their eyes are very delicate and can get injured easily
Avoid sharp decorations in the tank
Because they swim slowly, faster fish can outcompete them for food
Why people like them
Unique “cute” look with big eyes
Calm and friendly temperament
Good for beginners compared to some other fancy goldfish
Golden Severum
Scientific Name: Heros severus (Gold/Golden morph)
Common Name: Golden Severum, Gold Severum
Family: Cichlidae
Origin: South America (Amazon Basin)
Size: 6–8 inches (15–20 cm), sometimes up to 10 inches
Lifespan: 5–10 years (with proper care)
🌟 Appearance
Vibrant golden-yellow body with subtle orange hues.
Rounded body shape, long fins.
Eyes may appear reddish.
Some may show faint vertical bars or iridescent spots.
🧠 Temperament and Behavior
Semi-aggressive, especially during breeding.
Generally more peaceful than many large cichlids.
Can be kept with other robust, similarly sized fish—but avoid small or overly aggressive tankmates.
Intelligent and personable; they often recognize and interact with their owners.
🏡 Tank Requirements
Tank Size: Minimum 55 gallons for one; 75+ gallons for a pair or community.
Water Temperature: 75–82°F (24–28°C)
pH: 6.0–7.5
Water Hardness: Soft to moderately hard (4–15 dGH)
Tank Setup:
Sand or fine gravel substrate.
Hiding spots: driftwood, caves, rocks.
Hardy plants (they may uproot or nibble softer plants).
Moderate filtration and regular water changes are essential.
🍽️ Diet
Omnivorous: Accepts high-quality pellets, flakes, and fresh or frozen foods.
Supplement with:
Vegetables (blanched spinach, peas, zucchini)
Protein (bloodworms, brine shrimp, krill)
A varied diet helps maintain vibrant color and health.
🐣 Breeding
Golden Severums form monogamous pairs.
They lay eggs on flat surfaces (rocks, broad leaves).
Both parents guard the eggs and fry.
Breeding can be aggressive—best done in a separate tank.
🤝 Tank Mates
Choose peaceful to semi-aggressive, similarly sized fish, such as:
Silver Dollars
Large Tetras (e.g., Congo Tetras)
Angelfish (with caution)
Plecos (bristlenose, rubberlip)
Other peaceful cichlids (e.g., Keyholes, Firemouths)
Albino Widow Tetra – A Striking Beauty for Your Aquarium
Add a touch of ethereal elegance to your tank with the Albino Widow Tetra. Known for its translucent, pale body and distinctive red eyes, this peaceful schooling fish is both captivating and easy to care for — making it perfect for beginners and experienced aquarists alike.
Key Features:
🌿 Peaceful & Community-Friendly: Ideal for mixed-species tanks
✨ Unique Appearance: Soft white coloring with stunning red eyes
📏 Size: Grows up to 5 cm in length
💧 Water Parameters: pH 6.0–7.5 | Temperature 22–28°C
🐠 Best Kept In Groups: Keep in schools of 6+ for optimal comfort and behavior
Whether you're building a serene aquascape or adding variety to your collection, the Albino Widow brings grace and tranquility to any setup.
Care Level: EasyDiet: Omnivore (enjoys flakes, micro pellets, and frozen foods)
The Red Ryukin goldfish is a color variety of the fancy Ryukin goldfish, which itself is a selectively bred type of goldfish known for its dramatic body shape and ornamental appearance.
Key features
Color: Bright red to orange-red (sometimes deep crimson)
Body shape: Short, deep-bodied with a pronounced “hump” behind the head
Tail: Long, flowing double tail (often fan-shaped)
Size: Usually 15–20 cm (can grow larger in good conditions)
Care requirements
Tank size: At least 75–100 liters per fish (more space = healthier fish)
Water temperature: 18–22°C (cool-water species)
Filtration: Strong filter needed (they produce a lot of waste)
Water quality: Very important—ammonia/nitrite must be zero
Feeding
Sinking goldfish pellets (main diet)
Frozen/live foods: bloodworms, daphnia, brine shrimp
Vegetables: peas, zucchini, spinach (helps digestion)
Behavior
Peaceful and social
Best kept with other fancy goldfish (not fast or aggressive fish)
Not ideal for outdoor predators or mixed tropical tanks
Lifespan
With proper care: 10–15 years, sometimes longer
Pearl Danio (Danio albolineatus)
Bring vibrant movement and color to your aquarium with the Pearl Danio. Known for its shimmering pearl-like body and energetic swimming, this peaceful freshwater fish is perfect for beginner and experienced aquarists alike.
Key Features
Beautiful iridescent pearl and blue coloration
Peaceful community fish
Very active and entertaining to watch
Hardy and easy to care for
Care Information
Size: Up to 6 cm (2.5 inches)
Temperature: 20–26°C (68–78°F)
pH: 6.5–7.5
Tank size: Minimum 40 liters (10 gallons)
Diet: Flake food, micro pellets, brine shrimp, and small live foods
BehaviorPearl Danios are schooling fish and should be kept in groups of at least 5–6. They are very active swimmers and do best in aquariums with open swimming space.
Why Buy Pearl Danio?These fish are perfect for community tanks and add constant motion and sparkle to any aquarium. Their hardy nature makes them ideal for beginners starting their first aquarium.
Malawi cichlids are famous for their bright colors, active behavior, and interesting social structures. While many species grow medium to large, there are smaller species that stay under 4 inches, perfect for moderately sized aquariums.
Key facts about small Malawi cichlids:
Origin: Lake Malawi, East Africa
Habitat: Rocky shores (Mbuna types) or open sandy areas (Haplochromis types)
Size: Small species typically 2–4 inches (5–10 cm)
Popular Small Malawi Cichlids
1. Mbuna (Rock-dwelling)
Examples:
Pseudotropheus demasoni – striking blue with black stripes, very territorial.
Labidochromis caeruleus “Electric Yellow” – bright yellow, hardy, peaceful compared to other Mbuna.
Tank Notes: Prefer rocky environments with caves; aggressive toward same species or similar colors.
2. Haplochromis (Open water/sand dwellers)
Examples:
Iodotropheus sprengerae (Rusty Cichlid) – orange and brown, peaceful, stays small.
Aulonocara species (Peacock cichlids) – some smaller variants under 4 inches; vibrant colors.
Tank Notes: Like more swimming space, moderate to calm community behavior.
Care Requirements
Tank Size: Minimum 30–40 gallons for a small group (5–6 fish).
Water Conditions: pH 7.8–8.6, temperature 75–82°F (24–28°C), hard water preferred.
Diet: High-quality cichlid pellets, occasional frozen or live food.
Behavior: Can be territorial; provide rocks/caves for hiding and territory.
LongfinLemon Blue Eye Ancistrus (Ancistrus sp.) – Bright Yellow Bristlenose Pleco
Add vibrant color and personality to your aquarium with the Lemon Blue Eye Ancistrus. This stunning Bristlenose Pleco variety, classified within the genus Ancistrus, is prized for its bright lemon-yellow body and striking blue eyes.
Compact, hardy, and peaceful, the Lemon Blue Eye Ancistrus is an excellent algae-eating addition to community aquariums.
Product Highlights
Bright lemon-yellow coloration – Stands out beautifully in planted and natural tanks
Distinct blue eyes – Unique and eye-catching feature
Excellent algae grazer – Helps maintain clean glass and décor
Compact adult size – Ideal for medium aquariums
Peaceful and hardy – Great for beginner and experienced aquarists
Size & Growth
Current Size: 1.5–3 inches (juvenile)
Adult Size: 4–5 inches
Recommended Tank Size: 30+ gallons
Unlike larger pleco species, Lemon Blue Eye Ancistrus remain manageable in size, making them perfect for long-term community setups.
Care Requirements
Water Temperature: 72–80°F
pH Range: 6.5–7.5
Diet: Algae, sinking algae wafers, spirulina pellets, blanched vegetables (zucchini, cucumber), and driftwood
Tank Setup: Provide caves, driftwood, and shaded hiding spaces
Males develop bristles on their faces as they mature, while females typically have smaller or no bristles.
Tank Mates
Compatible with:
Tetras
Rasboras
Corydoras
Gouramis
Other peaceful freshwater species
Avoid aggressive or highly territorial tank mates.
Why Buy From Aquatic Petssa?
At Aquatic Petssa, each Lemon Blue Eye Ancistrus is carefully selected and conditioned to ensure strong health, vibrant coloration, and smooth acclimation into your aquarium.
Elastic Bands – 1kg Bag
Our high-quality elastic bands are durable, stretchy, and perfect for a wide range of aquarium, pond, and general-purpose uses. Packaged in a convenient 1kg bulk bag, these elastics offer excellent value for hobbyists, retailers, and everyday use.
Whether you're securing fish bags, organising equipment, tying plants, or using them for packaging, these elastic bands provide strength, flexibility, and long-lasting performance.
Key Features
Strong, high-stretch elasticity
Durable and long-lasting
Ideal for aquarium stores, hobbyists, farms, and packaging use
Perfect for sealing fish transport bags
Useful for plant tying, organising tools, and general utility tasks
Bulk pack offers excellent value for money
Specifications
Product: Elastic Bands
Packaging: 1kg Bulk Bag
Colour: Standard natural elastic
Use: Aquatic, packaging, home, and general utility
Oscar Cichlid
Scientific Name: Astronotus ocellatus
Common Names: Oscar, Tiger Oscar, Albino Oscar
Family: Cichlidae
Origin: South America – Amazon River basin
Size: 10–12 inches (25–30 cm), occasionally up to 14"
Lifespan: 10–15 years (with proper care)
🔥 Varieties
Variety
Appearance
Tiger Oscar
Dark body with bright orange-red patterns (tiger-like), very striking.
Albino Oscar
Pale white to yellowish body with red or orange markings; red/pink eyes.
🎨 Other Oscar morphs include Red Oscar, Lemon Oscar, and Veil Tail Oscar, but Tiger and Albino are among the most common.
🧠 Personality & Behavior
Highly intelligent, trainable (can be hand-fed, may recognize owners).
Can be aggressive or territorial, especially in confined spaces.
Need lots of space — they're messy and fast-growing.
Best kept solo, in pairs, or with carefully selected tank mates.
🏡 Tank Requirements
Tank Size:
55 gallons for 1 Oscar (minimum)
75–100+ gallons for 2 Oscars or with tankmates
Temperature: 74–81°F (23–27°C)
pH: 6.0–7.5
Hardness: Soft to moderate (3–15 dGH)
Tank Setup:
Sand or fine gravel substrate
Heavy-duty filtration (Oscars are messy eaters)
Hiding spots (rocks, driftwood), but they may rearrange decor
Live plants usually get uprooted or destroyed — use tough or fake plants
🍽️ Diet
Omnivorous:
High-quality cichlid pellets (main diet)
Frozen or live foods: bloodworms, krill, earthworms
Occasional vegetables: peas, spinach (blanched)
Avoid: feeder fish (risk of parasites), fatty meats
Feed 1–2 times daily in small portions to avoid water pollution.
🐣 Breeding
Oscars form monogamous pairs and lay eggs on flat surfaces.
Breeding in captivity is possible, but aggression increases during spawning.
Both parents will defend the eggs and fry.
🤝 Tank Mates (with Caution)
Choose tank mates that are:
Large enough not to be eaten
Tough enough to withstand mild aggression
Not overly aggressive themselves
Suitable tank mates:
Severum Cichlids
Silver Dollars
Large Plecos
Firemouths
Jack Dempseys (if tank is big enough)