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Fish & Aquatics

Aquarium setup, water care and fish health.

Male guppy with vibrant blue and red tail fins swimming through planted aquarium with clear water and natural lighting

Fish & Aquatics

Guppy Care Guide: Breeding, Feeding & Common Diseases

By Sarah Bennett, Certified Animal Nutritionist

Sarah BennettJuly 2, 2026

Close-up of a rainbow trout's head in aquarium water during a scientific pain response study

Fish & Aquatics

Can Fish Feel Pain? What Science Now Says

By Sarah Bennett, Certified Animal Nutritionist

Sarah BennettJuly 2, 2026

A male betta fish with deep red and blue fins swimming in a properly sized 5-gallon aquarium with live plants and warm lighting

Fish & Aquatics

Betta Fish Care Guide: Tank Size, Water & Common Mistakes

By Sarah Bennett, Certified Animal Nutritionist

Sarah BennettJuly 2, 2026

Setting Up Healthy Aquarium Cycling Stocking Density Filtration

Fish & Aquatics

Setting Up Healthy Aquarium Cycling Stocking Density Filtration

Sarah BennettJuly 2, 2026

Fish & Aquatics

The Nitrogen Cycle: Why New Fish Tanks Kill Fish

By Sarah Bennett, Certified Animal Nutritionist

Sarah BennettJuly 2, 2026

A healthy common goldfish swimming in a filtered aquarium with clear water and proper equipment

Fish & Aquatics

How Long Do Goldfish Live? (Much Longer Than You Think)

By Sarah Bennett, Certified Animal Nutritionist

Sarah BennettJuly 2, 2026

Overhead view of a deep koi pond in a European garden with vibrant koi fish swimming in clear water, pond aerator visible, and filtration equipment at the edge

Fish & Aquatics

Koi Pond Guide Europe

Sarah BennettJuly 2, 2026

A vibrant goldfish swimming in a clear, well-maintained aquarium with natural lighting

Fish & Aquatics

Goldfish Care Guide Europe

Sarah BennettJuly 2, 2026

Fishkeeper testing aquarium water with liquid test kit to measure ammonia levels

Fish & Aquatics

Aquarium Water Parameters: pH, Ammonia, Nitrite & Temperature Guide

By Sarah Bennett, Certified Animal Nutritionist

Sarah BennettJuly 2, 2026

A red betta fish floating at an angle near the surface of an aquarium, showing signs of swim bladder dysfunction with visible abdominal distension.

Fish & Aquatics

Fish Swim Bladder Disease: Causes, Treatment & the Fasting Method

By Sarah Bennett, Certified Animal Nutritionist

Sarah BennettJuly 2, 2026

A dying goldfish in a small cloudy fishbowl, illustrating the harmful effects of inadequate tank conditions

Fish & Aquatics

Goldfish Care: The Common Mistakes That Kill Them Early

By Sarah Bennett, Certified Animal Nutritionist

Sarah BennettJuly 2, 2026

A crimson-red male betta fish with flared fins eating high-protein pellets inside a clean aquarium with soft lighting

Fish & Aquatics

Betta Fish Feeding: What They Really Need to Thrive

By Sarah Bennett, Certified Animal Nutritionist

Sarah BennettJuly 2, 2026

Betta Fish Diseases: Identification, Treatment & Prevention Guide

Fish & Aquatics

Betta Fish Diseases: Identification, Treatment & Prevention Guide

By Sarah Bennett, Certified Animal Nutritionist

Sarah BennettJuly 2, 2026

Lush green planted aquarium with Java Fern, Anubias, and Hornwort thriving under soft LED lighting, showing healthy fish swimming among natural plant cover

Fish & Aquatics

Aquarium Plants Beginners

Sarah BennettJuly 2, 2026

Close-up of diseased koi fish with ragged gills, sunken eyes, and body lesions swimming near the surface of a garden pond

Fish & Aquatics

Koi Health Problems Herpesvirus Ulcer Disease Spring Viraemia

Sarah BennettJuly 2, 2026

Close-up of a goldfish showing visible white spots from ich parasites and frayed fin edges from fin rot

Fish & Aquatics

Common Goldfish Diseases Ich Fin Rot Dropsy Swim Bladder

Sarah BennettJuly 2, 2026

A well-maintained home aquarium displaying multiple colorful fish species including koi, goldfish, bettas, neon tetras, and corydoras catfish swimming in crystal-clear water with live plants and proper substrate

Fish & Aquatics

How Long Do Fish Live? Lifespan Guide by Species

By Sarah Bennett, Certified Animal Nutritionist

Sarah BennettJuly 2, 2026

Close-up of a tropical fish with visible symptoms of velvet disease (gold dust coating), columnaris (white mouth patches), and hole-in-the-head disease (lesions on head and lateral line) in an aquarium with plants.

Fish & Aquatics

Tropical Fish Diseases Velvet Columnaris Hole In The Head

Sarah BennettJuly 2, 2026

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