
Building a Home Aquarium Reference Library
There are times when I think that the ideal library is composed solely of reference books. They are like understanding friends – always ready to change the subject when you have had enough of this or that.

Bonnethead Shark Pups Born at Toledo Zoo & Aquarium
Jay Hemdal provides a candid look at the Toledo Zoo & Aquarium’s baby Bonnethead Sharks and discusses their captive husbandry and breeding.

Captive-Bred Yellow Tangs - showing HLLE?
I’ve seen photographs of wild Black Tangs, taken with flash photography, where they show what looks like classic HLLE lesions, but which is simply due to the camera flash.

What’s in a Name?
It doesn’t really matter that you can spell Phractocephalus hemioliopterus, or that Entacmaea rolls smoothly off your tongue – if you can’t keep them alive in your aquariums.

The Essential Aquarium, aka #HemdalTip
It can often take thousands of words to express a single technical idea. This presents aquarium ideas in less than 140 characters, avoiding “txtspk”.