T

Teemu Suoninen

Head Aquarist & Exotic Fish Specialist Verified expert

15年以上の経験CITES-Certified TraderFormer Head Aquarist, Rotterdam AquariumAquatic Biology, University of Helsinki

Teemu Suoninen has dedicated over 15 years to the world of exotic and luxury aquarium fish. A graduate of aquatic biology from the University of Helsinki, Teemu began his career at the Rotterdam Aquarium, where he served as Head Aquarist managing one of Europe's most prestigious marine collections. His expertise in Arowana breeding programmes earned him CITES certification as a licensed trader of protected aquatic species. Teemu founded The Fish Collection with a singular vision: to bring the rigour and reverence of fine art collecting to the world of rare fish. His deep knowledge of water chemistry, species compatibility, and ethical sourcing has made The Fish Collection the trusted house for serious collectors across three continents. When not curating specimens, Teemu consults for public aquariums and contributes research on captive breeding of endangered freshwater species.

Arowana breedingRare marine speciesWater chemistryCITES complianceExotic fish sourcingCaptive breeding programmes

出版物

Species guides, care guides and articles by Teemu Suoninen.

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Platinum Arowana Care Guide

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Gem Tang Care Guide

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Peppermint Angelfish Care Guide

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Wolf Fish Care Guide

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Flowerhorn Cichlid Care Guide

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Black Diamond Stingray (Potamotrygon leopoldi)

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Zebra Pleco (Hypancistrus zebra)

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Fire Eel (Mastacembelus erythrotaenia)

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Clown Knife Fish (Chitala ornata)

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Blue Diamond Discus (Symphysodon aequifasciatus)

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Peacock Bass (Cichla ocellaris)

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Clown Loach (Chromobotia macracanthus)

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Elephantnose Fish (Gnathonemus petersii)

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Albino Shark (Epalzeorhynchos munense)

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Electric Eel (Electrophorus electricus)

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Arapaima (Arapaima gigas)

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Blue Zaire Frontosa (Cyphotilapia frontosa)

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Red-Bellied Piranha (Pygocentrus nattereri)

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Freshwater Stingray (Potamotrygon motoro)

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Altum Angelfish (Pterophyllum altum)

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Discus Fish (Symphysodon aequifasciatus)

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Dragon Goby (Gobioides broussonnetii)

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Fahaka Pufferfish (Tetraodon lineatus)

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Mbu Pufferfish (Tetraodon mbu)

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Shovelnose Tiger Catfish (Pseudoplatystoma tigrinum)

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Starry Night Cichlid (Paratilapia polleni)

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Irwini Catfish (Paulicea lutkeni)

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Red Tail Catfish (Phractocephalus hemioliopterus)

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Axolotl Complete Care Guide

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Ranchu Goldfish Complete Guide

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Kohaku Koi Complete Guide

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Koi Fish Complete Care Guide

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Betta Fish Complete Guide

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Galaxy Koi Betta Complete Guide

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Tiger Oscar

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Albino Oscar

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Denison Barb

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Alligator Gar

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Platinum Gar

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Neptune Grouper

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Panther Grouper

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Oranda Goldfish

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Ryukin Goldfish

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Lionhead Goldfish

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Sanke Koi

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Showa Koi

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Butterfly Koi

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Snowflake Moray Eel

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Tiger Loach

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Black Ghost Knife Fish

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Arowana Tank Setup

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Pufferfish Diet & Feeding

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Cichlid Water Parameters

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Stingray Tank Setup & Water Parameters

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Discus Water Parameters & Tank Setup

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Pleco Care Guide: Diet, Tank Setup & Water Parameters

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Betta Fish Care Beyond the Bowl: Proper Tank Setup

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Predatory Fish Feeding Guide: Live, Frozen & Pellet Diets

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Arowana Water Parameters Guide

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Arowana Feeding Guide

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Discus Fish Tank Size Guide

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Discus Fish Tank Mates

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Discus Fish Feeding Guide

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How to Breed Discus Fish

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Wolf Fish Care Guide

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Fahaka Pufferfish Care Guide

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MBU Pufferfish Care Guide

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Flowerhorn Cichlid Care Guide

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Red Tail Catfish Care Guide

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Dragon Goby Care Guide

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Axolotl Tank Setup: Complete Guide

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What Do Axolotls Eat? Complete Feeding Guide

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Koi Pond Setup: Complete Guide

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Betta Fish Care: The Complete Guide

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Ich Treatment Guide: How to Cure White Spot Disease

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Fin Rot Treatment Guide: Causes, Symptoms & Cure

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Fish Quarantine Guide: Setup, Protocol & Best Practices

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Aquarium Parasite Treatment: Flukes, Anchor Worm & Velvet

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Fish Disease Prevention: Proactive Strategies for Healthy Aquariums

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The Nitrogen Cycle: How to Cycle Your Aquarium

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Aquarium Water Testing Guide: Kits, Parameters & Schedule

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Aquarium Water Chemistry: pH, GH, KH & TDS Explained

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Arowana Tank Mates: Compatible Species Guide

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Cichlid Tank Mates: Compatible Species by Type

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Betta Tank Mates: Compatible Species Guide

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Pufferfish Tank Mates: Compatible Species by Puffer Type

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Aquarium Filter Guide: Types, Sizing & Maintenance

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Aquarium Heater Guide: Types, Sizing & Placement

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Aquarium Lighting Guide: Types, Spectrums & Photoperiods

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How to Breed Arowana: A Complete Guide

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How to Breed Betta Fish: A Complete Guide

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How to Breed Axolotls: A Complete Guide

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How to Breed Koi Fish: A Complete Guide

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Fish Acclimation Guide: Drip Method, Float Method & Best Practices

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Oscar Fish Care Guide

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Goldfish Care Guide

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Koi Fish Care Guide

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Piranha Care Guide

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Gar Fish Care Guide

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Freshwater Eel Care Guide

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Barb Fish Care Guide

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Loach Care Guide

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Marine Tang Care Guide

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Freshwater Stingray Care Guide

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Knife Fish Care Guide

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Oscar Tank Mates Guide

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Goldfish Tank Mates Guide

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Marine Grouper Care Guide

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Most Expensive Fish in the World

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Exotic Fish Tank Setup

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Arowana Care Guide

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Best Exotic Fish for Beginners: 10 Species Under $100

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How Much Does an Arowana Cost? Pricing Guide by Species

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Freshwater Stingray Care: Everything You Need to Know

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Rare Fish That Are Legal to Own in the US

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Top 10 Most Colorful Freshwater Fish for Your Aquarium

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The Most Expensive Aquarium Fish in the World

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15 Rarest Fish in the Aquarium Hobby (2026)

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Platinum Arowana Price Guide

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Discus Fish: The Complete Beginner's Guide

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Wolf Fish: Everything You Need to Know

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Buying Exotic Fish Online: The Complete Guide

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20 Best Large Freshwater Fish for Aquariums

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Flowerhorn Cichlid: The Complete Guide

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Fahaka Pufferfish: Care, Tank Setup & Feeding

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G.E.M. Tang: The Ultimate Rare Marine Fish Guide

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Types of Catfish: The Complete Aquarium Guide

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Types of Cichlids: The Complete Aquarium Guide

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Common Fish Diseases: Symptoms, Causes & Treatment Guide

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Best Tank Mates for Exotic Fish: Compatibility Guide

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Best Aquarium Equipment Guide: Everything You Need for a Thriving Tank

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Oscar vs Flowerhorn: Which Cichlid Is Right for You?

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Discus vs Angelfish: Which Elegant Cichlid Is Right for You?

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Freshwater vs Saltwater Aquarium: The Complete Comparison

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Arowana vs Flowerhorn: The Ultimate Exotic Fish Showdown

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Betta vs Gourami: Which Labyrinth Fish Is Right for You?

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Koi vs Goldfish: Size, Lifespan, Cost & Pond Suitability Compared

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Oscar vs Jack Dempsey: Aggression, Size, Tank Needs & Personality Compared

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Flowerhorn vs Blood Parrot: Aggression, Appearance, Care & Value Compared

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Axolotl vs Mudpuppy: Species, Care, Legality & Key Differences Compared

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Discus vs Flowerhorn: Care Difficulty, Temperament & Tank Setup Compared

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Pleco vs Corydoras: Algae Control, Size, Tank Needs & Community Role Compared

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Arowana vs Snakehead: Size, Aggression, Legality & Predator Fish Compared

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Betta vs Paradise Fish: Aggression, Hardiness, Tank Needs & History Compared

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Freshwater vs Saltwater Stingray: Care, Size, Cost & Legality Compared

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Koi vs Arowana: Cost, Prestige, Care & Collector Culture Compared

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Discus Fish Price Guide: What to Expect to Pay in 2026

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Freshwater Stingray Price Guide: Costs, Species & What to Budget

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Koi Fish Price Guide: From Pond-Grade to Grand Champion

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Flowerhorn Cichlid Price Guide: Kok Size, Colour & Competition Grading

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Gem Tang Price Guide: Why This Saltwater Fish Commands $800–$3,000

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Betta Fish Price Guide: From Pet Store to Show-Quality

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Axolotl Price Guide: Morphs, Costs & What to Budget in 2026

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Goldfish Price Guide: From Feeder Fish to Championship Ranchu

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Best Cichlids for Beginners: Hardy, Colourful, and Easy to Keep

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Best Catfish for Beginners: Low-Maintenance Bottom Dwellers

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Best Plecos for Beginners: Algae-Eating Powerhouses That Stay Small

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Best Betta Varieties for Beginners: Beautiful and Easy to Keep

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Best Koi Varieties for Beginners: Pond Fish That Thrive

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Best Goldfish Varieties for Beginners: Hardy and Beautiful

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Best Pufferfish for Beginners: Quirky Personalities, Manageable Care

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