Your Cart
-
${ item.product_title }Rs. ${item.price}
💡 Did You Know?
Cardinal Tetras can live up to 5 years in a well-maintained planted tank 🐠A single Java Fern can absorb nitrates, keeping your fish healthier naturally 🌿Discus are one of the most intelligent freshwater fish — they recognise their owners 🧠The Yamuna River is home to over 140 unique freshwater fish species 🌊Shrimps are nature's tank cleaners — they eat algae, dead plant matter & leftover food 🦐Bettas breathe air directly — they can survive short periods without an aerator 💨Little Mermaid has been serving Kolkata aquarists since 2015 🐚Cardinal Tetras can live up to 5 years in a well-maintained planted tank 🐠A single Java Fern can absorb nitrates, keeping your fish healthier naturally 🌿Discus are one of the most intelligent freshwater fish — they recognise their owners 🧠The Yamuna River is home to over 140 unique freshwater fish species 🌊Shrimps are nature's tank cleaners — they eat algae, dead plant matter & leftover food 🦐Bettas breathe air directly — they can survive short periods without an aerator 💨Little Mermaid has been serving Kolkata aquarists since 2015 🐚
🐠 Live Updates
LM Community Feed
Stock arrivals, delivery schedules & care tips — straight from the team at Little Mermaid.
🏆 Fish of the Week
Starfish
Native to the Orinoco River basin, the Altum is the tallest angelfish species — reaching 30cm high. A true centrepiece fish for a tall planted tank. (Placeholder — edit in admin.)
Size25–30cm
Temp26–30°C
pH4.8–6.2
LevelIntermediate
Price₹600+
🚚
Weekend Delivery Schedule — placeholder
Deliveries running Saturday & Sunday this week. North Kolkata on Saturday morning; South Kolkata & suburbs on Sunday. All live fish packed with pure O2.
(Pl...
🐠
Cardinal Tetras are BACK — 50 pcs just landed!
Wild-caught from Rio Negro. Vibrant blue-red stripe, fully acclimatised 48hrs. Limited batch — first come, first served.
🌿
Planted Tank Bundle — Anubias & Java Fern Restocked
Full restock of Anubias Nana, Barteri, Java Fern Narrow & Windelov. Tissue-culture, pest-free and shrimp-safe.
🔥
Hikari Sale Ends Sunday — 10% Off All Products
Last chance on Micro Pellets, Discus Bio-Gold, Cichlid Gold & more. No coupon needed — discount applied at checkout.
🐟
How to Keep Discus Healthy in a Home Tank
Discus need 28-30°C, pristine water quality and low nitrates. Weekly 25-30% water changes are essential. Ask us anything on WhatsApp!
🌊 Conservation Corner
The aquarium hobby and conservation can go hand in hand. At Little Mermaid, we only stock captive-bred or sustainably sourced species.
🐟
Endangered
Hump-backed Mahseer
Once the most prized sport fish in India's rivers, now critically endangered due to overfishing and habitat loss in the Western Ghats.
🔴
Critically Endangered
Red-lined Torpedo Barb
Endemic to Kerala's Chaliyar River. One of the most threatened freshwater fish in India — habitat destruction has reduced its population by 80%.
🦈
Vulnerable
Ganges River Shark
A rare, critically misunderstood species native to the Ganges river system. Fewer than 50 confirmed individuals remain in the wild.
🤝
Our Pledge
LM's Commitment
We never sell wild-caught endangered species. All our Discus, Angels and rare fish are captive-bred. Ask us about the source of any fish — always.
🏆 Tank of the Month
July 2026 — Featured member setup
🐠
LM PET SHOP's 180L Dutch Planted Tank
Kolkata · Cardinal Tetras, Rummy Nose, Anubias, Java Fern · CO2 injected (placeholder entry)
📸 Submit Your Tank →
🌱 Beginner's Corner
New to the hobby? Start here. Our team has put together guides for every stage of your aquarium journey.
🪣
Your First Tank
Choosing the right size, filter and heater for beginners
🔬
Cycling 101
Why you must cycle before adding fish — and how to do it
🤝
Fish Compatibility
Which fish live peacefully together — and which don't
🧪
Water Parameters
pH, temperature, hardness and nitrates — made simple
🛒 Questions or want to order? Message us —
WhatsApp Us