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PODCAST

The Aquarist"s Edge

Keeping home aquariums is an exciting and fulfilling hobby. This podcast about freshwater aquarium keeping aims to share news, information, guides, and interviews with those who share in this aquatic pursuit. It will appeal to beginners and those with moderate experience and expertise, as well as those who have been at it for a long time and are very knowledgeable. It will cover all aspects of fishkeeping and include interviews with well-known aquarists within South Africa.

kids & family pets & animals

All Episodes

17:56

Do Fish Sleep? What Happens in Your Freshwater...

The Aquarist"s Edge ·

2025/12/31

This episode explores what your freshwater aquarium is really doing while you sleep. From plant respiration and fish “sleep” behaviour to oxygen levels and filter bacteria, learn more about the hidden night shift inside your tank. Learn how to create gentle lighting transitions, set up smart night-time aeration, and design an aquascape that keeps your fish calm after dark. Two troubleshooting segments tackle common night-time problems: fish panicking when lights turn on or off, and oxygen dips that

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8:36

Top 5 New Year Resolutions Every Aquarist Should Make...

The Aquarist"s Edge ·

2025/12/27

Art breaks down the top five New Year resolutions that truly make a difference for freshwater aquarists - not onlyt for your fish, but for your long-term success and enjoyment of the hobby. From building stable aquarium ecosystems to simplifying maintenance routines and improving feeding habits, this episode focuses on practical changes that lead to healthier fish and less stress. Whether you’re a beginner or an experienced fishkeeper feeling overwhelmed, these aquarium resolutions will help you

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22:52

Signs Your Tank Is Lying to You - Hidden Stress in...

The Aquarist"s Edge ·

2025/12/19

In this episode of The Aquarist’s Edge, Art unpacks the subtle ways your freshwater aquarium can mislead you. Crystal-clear water, active fish, lush plants, and “good” test results can all hide underlying stress, unstable chemistry, and long-term problems. Learn how to read the real signals in your tank: from fish behaviour and flow patterns to plant growth, algae types, temperature stability, and social dynamics. You’ll learn how to think beyond appearances, understand the biology and chemistry

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22:03

Don’t Assume You Know: Hidden Freshwater Aquarium...

The Aquarist"s Edge ·

2025/12/16

In this episode of The Aquarist’s Edge, Art unpacks the mindset behind the title “Don’t Assume You Know” and expose the hidden mistakes that quietly ruin freshwater aquariums. From so-called “beginner fish” and misunderstood nitrogen cycles to tap water assumptions, equipment myths, and misread fish behaviour, learn more about the science and how to stop guessing and start understanding your tank. You’ll learn how to read your fish and plants, how to interpret your water test results properly, and

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15:34

Holiday Aquarium Rituals - Stress-Free Christmas Care...

The Aquarist"s Edge ·

2025/12/06

In this Christmas holiday special of The Aquarist’s Edge, Art shares calm, practical Christmas and holiday aquarium rituals to keep your freshwater fish tanks thriving while life gets busy. From intentional end-of-year water changes and equipment check-ups to quiet observation sessions, you’ll learn how to turn maintenance into meaningful, repeatable habits. The episode also walks through a simple holiday game plan for feeding, travel, and maintenance. Whether you keep planted community tanks, nano

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19:49

Effortless Green - How To Build A Low-Tech Planted...

The Aquarist"s Edge ·

2025/11/29

In this episode Art unpacks how to build a low-tech planted tank that genuinely stays low-maintenance. From choosing the right tank size, filter, and lighting, to selecting easy aquarium plants that thrive without CO₂, you’ll learn how to design a balanced freshwater ecosystem instead of an algae farm. We also walk through a step-by-step setup, a realistic weekly maintenance routine, and two deep troubleshooting segments on algae, plant melt, cloudy water, and fish stress. Whether you’re new to

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16:42

Siamese Algae Eater Care Guide: ID, Tank Setup, Diet...

The Aquarist"s Edge ·

2025/11/22

In this episode Art takes a close look at the Siamese Algae Eater (Crossocheilus siamensis), one of the most misunderstood freshwater algae eaters in the hobby. Learn how to identify true SAEs vs common lookalikes, the ideal tank size, water parameters, and aquascaping for these active fish, and what they really eat once they discover pellets and flakes. Whether you keep planted tanks or just want reliable algae control, this episode is packed with practical Siamese Algae Eater care tips, behaviour

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14:34

The Secret Language of Fish (Part 2): How to Build...

The Aquarist"s Edge ·

2025/10/24

In Part 2 of The Secret Language of Fish, Art continues exploring the quiet dialogue between aquarist and aquarium. Learn how to build trust with your fish, interpret stress and curiosity, and create an environment that encourages confident, natural behaviour. From establishing consistent routines to reading subtle emotional cues, this episode teaches you how to “speak back to the water.” ⭐ What You’ll Discover: • How consistency and calm movement build fish trust • The role of environment and

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12:11

The Secret Language of Fish (Part 1) - How Your Fish...

The Aquarist"s Edge ·

2025/10/18

In this first part of The Secret Language of Fish series, Art explores one of the most fascinating mysteries for home aquarium keepers: how fish recognise and communicate with their keepers. Discover the science behind memory and perception in aquarium fish, learn to decode subtle body language, and understand how your daily rhythm shapes the way your fish respond to you. Whether you keep angelfish, bettas, or goldfish, this episode will help you see your aquarium in a whole new light; as a world of

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15:11

The Healing Power of Aquariums: How Fishkeeping...

The Aquarist"s Edge ·

2025/10/09

From lowering blood pressure and improving sleep to easing anxiety and nurturing emotional balance, this episode investigates the research and shared experiences that show how aquariums affect the body, mind, and spirit. Drawing on studies from the University of Plymouth, Purdue University, and experts like Diana Walstad and Takashi Amano, Art reveals why the simple act of keeping fish can bring profound peace and wellness to your life. Whether you’re a seasoned aquarist or just starting your first

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10:47

Snails In Freshwater Aquariums - Friends or Foes?

The Aquarist"s Edge ·

2025/10/03

Art explores the fascinating world of freshwater aquarium snails. Are they helpful allies or invasive pests? The truth lies somewhere in between. From Malaysian trumpet snails and ramshorns to nerites and mystery snails, this episode explores the most common species aquarists encounter, their benefits to aquarium ecosystems, and the potential problems they can cause. You’ll learn practical snail control methods, prevention strategies, and even how to care for snails as intentional pets. Whether

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10:02

How to Set Up the Perfect Guppy Tank - Temperature,...

The Aquarist"s Edge ·

2025/09/20

We take a look at how to set up the perfect guppy tank. From the ideal tank size to the right temperature, pH, and water hardness, you’ll learn everything you need to create a stable environment where guppies thrive. Whether you’re a beginner struggling with constant guppy losses or an experienced aquarist looking to refine your setup, this episode is packed with scientific explanations, practical home aquarist tips and advice to help you succeed. Click here for more guppy care episode: Guppy Care

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11:04

Tannins Explained: Blackwater Aquariums, Fish Health,...

The Aquarist"s Edge ·

2025/09/13

“Tannins Explained” takes you into the science and beauty of blackwater aquariums. In this episode of The Aquarist’s Edge, Art explores what tannins are, where they come from, how they influence water chemistry, and why so many softwater fish thrive in tannin-rich environments. From driftwood and Indian almond leaves to peat and alder cones, learn exactly how tannins transform your tank and how to use them safely. Whether you’re curious about why your driftwood stained your tank, how tannins lower

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12:09

Betta Sorority Tank Guide: Proven Do’s, Dangerous...

The Aquarist"s Edge ·

2025/09/07

Art breaks down everything you need to know about setting up and maintaining a Betta sorority tank; with a focus on real-world success and scientific accuracy. Whether you're planning your first Betta community or you've tried before and struggled, this episode provides a guide into female Betta behavior, tank setup requirements, and the critical do’s and don’ts that make or break a sorority. From territorial psychology to line-of-sight aquascaping, we explain why most Betta sororities fail and how

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10:21

Live vs. Fake Aquarium Plants: Pros, Cons, and Care...

The Aquarist"s Edge ·

2025/08/29

In this episode of The Aquarist’s Edge, Art explores one of the most debated questions in freshwater fishkeeping: live plants vs. fake plants. Should you choose natural greenery that supports your aquarium’s ecosystem, or go with artificial plants for convenience and simplicity? We break down the pros and cons of each option, from aesthetics and maintenance to water chemistry and fish health. Learn why live plants help reduce nitrates, improve oxygen levels, and control algae. Discover when fake

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9:36

5 Beginner Mistakes That Kill Fish

The Aquarist"s Edge ·

2025/08/23

In this episode we tackle the six most common, and preventable, mistakes that lead to fish deaths in freshwater aquariums. From skipping the nitrogen cycle to trusting clear water without testing, this episode delivers the science and strategy every beginner aquarist needs. You’ll learn: Why fish die suddenly in new tanks, How ammonia poisoning works and how to stop it, Why small tanks aren’t easier (and often deadlier), How to build habits that support long-term fish health. Whether you're

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10:26

Aquarium Nutrients Explained: Feeding, Algae, Plant...

The Aquarist"s Edge ·

2025/08/08

In today’s episode of The Aquarist’s Edge, we unpack the critical role of nutrients in freshwater aquariums: from how they fuel plant growth to how they trigger algae when mismanaged. Whether you're dosing fertilizers, battling green water, or simply wondering if your plants are starving, this episode has the answers. We explore the full nutrient cycle, explain how feeding affects water chemistry, and provide expert tips on managing nitrate, phosphate, and other key elements. We clarify what

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8:07

Aquarium News - 27 July 2025

The Aquarist"s Edge ·

2025/07/27

The first of a regular news update featuring headlines and reports about the freshwater aquarium hobby from around the globe. In this episode: 🧬 Hear about the discovery of a ghostlike electric knifefish in Brazil and a blind cave-dwelling loach in Vietnam. 🐟 Dive into the spotlight species of the week – the elegant and often-overlooked halfbeak. 👁️ Discover new research into schooling behaviour and how fish avoid bumping into each other. 🧠 Learn how goldfish remember, cichlids parent, and

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12:03

The Nitrogen Cycle Explained - Deep Science for...

The Aquarist"s Edge ·

2025/07/25

Do you think you know the Nitrogen Cycle? Perhaps there's more to it... In today’s episode of The Aquarist’s Edge, we unpack the full complexity of the nitrogen cycle — going far beyond the basics to explore the real science that powers your aquarium's biological stability. Learn how nitrifying bacteria actually work, why oxygen levels and substrate depth affect your biofiltration, and how nature handles nitrogen differently than most aquariums. We also explore why “cycled” doesn’t always mean

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15:17

GloFish Explained - Genetics, Care, Ethics - All You...

The Aquarist"s Edge ·

2025/07/16

In this in-depth episode of The Aquarist’s Edge, we uncover everything you need to know about GloFish – the genetically fluorescent fish that have captured both curiosity and controversy in the aquarium hobby. Whether you’re wondering how GloFish glow, whether they’re ethical, or how to care for them properly, this episode has the science, facts, and expert guidance you’ve been looking for. We’ll walk you through the history of GloFish, how they differ from dyed or painted fish, what their genetic

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