Saltwater fish and coral fluorescence video

Albert B Ulrich III Coral, Saltwater Fish Leave a Comment

Take a look at this saltwater fish and coral fluorescence video that was taken at night in the Red Sea (near Egypt). Saltwater fish and coral fluorescence: an underwater video In the video are breathtaking video clips of underwater invertebrates, saltwater fish and coral literally glowing in the dark.  I …

Albert B Ulrich IIISaltwater fish and coral fluorescence video
bleached coral showing loss of photosynthetic zooxanthellae

Coral Bleaching Study: Number of Zooxanthellae Affects Bleaching

Albert B Ulrich III Coral, Fish News Leave a Comment

A new study from scientists at the University of Miami demonstrates that coral bleaching events are related to the number of symbiotic algae, called zooxanthellae, that are present in the coral at the time of a stress event (like an increase in water temperature).

Albert B Ulrich IIICoral Bleaching Study: Number of Zooxanthellae Affects Bleaching

Google Underwater Street View

Albert B Ulrich III Coral, General Information Leave a Comment

Google just launched one of the coolest things I’ve seen in a while–within Google Maps, you can get an underwater street view of coral reefs. I remember when Google first blew my mind when they made satellite images available at the click of a button–this is Google’s latest blow your mind …

Albert B Ulrich IIIGoogle Underwater Street View
underwater coral

How to Frag Your First Coral

Albert B Ulrich III Coral, Fragging, how to frag corals Leave a Comment

Do you keep soft corals in your aquarium? Have you ever bought a coral frag from your local fish store, or a fellow hobbyist and wondered just how exactly they did it? Have you thought about fragging coral in your aquarium, but weren’t sure where to start? This article is …

Albert B Ulrich IIIHow to Frag Your First Coral

Fragging Coral Embryos

Albert B Ulrich III Coral 1 Comment

A recent study at the Australian Institute of Marine Science has shown that some coral species are capable of being fragged (reproduced asexually when a fragment breaks off and starts a new, genetically identical clone) even in an embryonic stage. Saltwater aquarists have been fragging corals for years, however this …

Albert B Ulrich IIIFragging Coral Embryos
image of a coral frag

Frag Corals in Separate Containers

Albert B Ulrich III Beginner, Coral, Corals, Fragging, Reef Tank Leave a Comment

Here is a quick tip to consider if you are going to try and frag a coral from your tank. First a quick definition: frag, I believe is a short-hand term for fragment. Most coral species can reproduce from fragments, or frags. Therefore a small piece of a coral colony is a …

Albert B Ulrich IIIFrag Corals in Separate Containers
montipora coral

Small Polyp Stony Corals (SPS)

Albert B Ulrich III Coral Leave a Comment

Small Polyp Stony Corals Small polyp stony corals (SPS) are what many people think of as the conventional reef-building corals.  As a group, they are some of the most beautiful and some of the most difficult to keep, often requiring high flow rates, intense lighting and optimal, stable water chemistry. …

Albert B Ulrich IIISmall Polyp Stony Corals (SPS)

Large Polyp Stony Corals

Albert B Ulrich III Coral Leave a Comment

Large Polyp Stony Corals Coral husbandry is best studied on an individual species basis—because there are exceptions to every rule and generalizations (like the one I’m about to make) often oversimplify the information. Putting my desire for precision and my inner-scientist aside, however, the value of generalizations is that they …

Albert B Ulrich IIILarge Polyp Stony Corals