
Redtail Catfish (Phractocephalus hemioliopterus)
Introduction The Redtail Catfish, a species revered for its size and unique appearance, is a fascinating addition to large freshwater aquariums. Th…
Read more →Guides
This Fish Species hub on Fishy Friends gathers practical fish species guidance for keepers who want clear answers before they change water, livestock, or gear.
Use these articles to match species to tank size, plan filtration and feeding, and troubleshoot water chemistry without guessing. Each guide is written for home aquariums and links to related reading when you need more depth on fish species.
Start with the basics — stable parameters, quarantine habits, and a feeding schedule that matches the livestock — then browse the profiles and how-tos below. When you are ready to branch out, jump into neighbouring topics so your fish species plan stays consistent across the whole tank.
Whether you are stocking a first community tank or refining an established scape, bookmark this page and return as questions come up. Healthy aquariums are built from small, repeatable routines more than one-time upgrades, and fish species success follows the same pattern.
Explore next: freshwater fish, saltwater fish, coldwater fish, all guides.
Fishy Friends publishes species care sheets, plant and invertebrate notes, aquascaping ideas, and water-care explainers so fish species advice stays easy to find. Read one guide thoroughly, apply it slowly, and use the linked hubs above when you want a second angle on the same problem.
Before you buy livestock or rethink filtration, skim two or three fish species articles here and write down target numbers for temperature, hardness, and feeding. That short checklist prevents the most common resets and keeps your aquarium closer to the calm, healthy display you are aiming for.
Come back after water changes or new additions: compare what you see in the tank with the fish species checklists below, then follow one recommended next step instead of changing everything at once. Steady improvements compound, and Fishy Friends is built to support that pace.
Jump into popular groups — tetras, corys, danios, and more.

Introduction The Redtail Catfish, a species revered for its size and unique appearance, is a fascinating addition to large freshwater aquariums. Th…
Read more →
Exploring the Royal Gramma: A Colorful Gem of the Sea If you’re a marine aquarium enthusiast or simply captivated by the mesmerizing beauty of ma…
Read more →
The Royal King Alenquer Pleco, scientifically named as Hypancistrus sp. L401, is a relatively recent addition to the aquarium trade, captivating ho…
Read more →
The Majestic Sailfin Tang: A Guide to Zebrasoma veliferum Introduction The Sailfin Tang, scientifically known as Zebrasoma veliferum, is a remarkab…
Read more →
Rasbora sarawakensis, commonly known as the Sarawak Rasbora, is a beautiful and lesser-known member of the Rasbora genus. Native to the lush tropic…
Read more →
Among the most graceful and striking schooling fish in the aquarium hobby, the Scissortail Rasbora (Rasbora trilineata) is a freshwater fish admire…
Read more →
The Scribbled Angelfish, known scientifically as Chaetodontoplus duboulayi, is a stunning saltwater species that captivates marine aquarium enthusi…
Read more →
In the diverse world of cichlids, the Neolamprologus multifasciatus, commonly known as the Shell Dweller or Multies, stands out for its fascinating…
Read more →
The Mesmerizing Siamese Fighting Fish: Betta splendens Introduction The Siamese Fighting Fish, scientifically known as Betta splendens, is a captiv…
Read more →
The Enigmatic Silver Pomfret: An Overview of Pampus Argenteus The Silver Pomfret, scientifically known as Pampus argenteus, is a marine fish specie…
Read more →
The Skunk Corydoras (Corydoras arcuatus) is a charming freshwater fish known for its distinctive black “skunk-like” stripe running from its sno…
Read more →
Exploring the South African Butterflyfish: A Jewel of the Ocean The South African Butterflyfish, scientifically named Chaetodon marleyi, is a mesme…
Read more →
Sunset Platies: Adding a Splash of Color to Your Aquarium If you’re on the lookout for vibrant, easy-to-care-for fish to grace your aquarium, loo…
Read more →
The Vibrant Double Red Swordtail: A Comprehensive Care Guide for Xiphophorus Hellerii The Double Red Swordtail, a striking variant of the common Sw…
Read more →
The Steveni Taiwanese, often referred to as the Taiwanese Severum, is a striking freshwater fish admired by aquarists for its brilliant coloration,…
Read more →
Introduction The Pacific Orange-Spine Unicornfish, scientifically known as Naso lituratus, is a captivating marine species that has captured the he…
Read more →
Discovering the Clarias Batrachus Catfish: A Guide to Care and Compatibility The Clarias batrachus, commonly known as the Walking Catfish, is a uni…
Read more →
The Threadfin Butterflyfish (Chaetodon auriga), also known as the Auriga Butterflyfish, is one of the most recognized and visually striking marine…
Read more →
The Three Spot Gourami: A Fascinating Addition to Your Aquarium The Three Spot Gourami (Trichopodus trichopterus) is a captivating and popular fish…
Read more →
The Tiger Barb (Puntigrus tetrazona): Bold, Beautiful, and Beguiling The Tiger Barb, scientifically known as Puntigrus tetrazona, is a striking and…
Read more →
The Majestic Tiger Sorubim (Pseudoplatystoma tigrinum): A Ferocious Beauty for the Experienced Aquarist The Tiger Sorubim, scientifically known as…
Read more →
Exploring the Tinfoil Barb: Shining in the Aquarium World The Tinfoil Barb (Barbonymus schwanenfeldii) is a captivating fish species that has captu…
Read more →
Latin Name The Tomato Clownfish is scientifically known as *Amphiprion frenatus*. Native To This colorful fish is native to the waters of the Weste…
Read more →
The Mysterious Wels Catfish (Silurus glanis) The Wels Catfish, scientifically known as Silurus glanis, is a captivating and enigmatic aquatic giant…
Read more →