Dan Rigle

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Monday Archives: Acropora Nasuta, Purple On Green

Monday Archives: Acropora Nasuta, Purple On Green

There is something spectacular about contrasting polyp pigments against main coloration on Acropora species.  The striking color differences pull the eye into the detailed polyp structure often over looked on single colored corals.  The Acropora nasuta specimen is one...

Monday Archives: Pigment Grafting in stony corals?

Monday Archives: Pigment Grafting in stony corals?

This Montipora setosa has developed yellow green pigments believed to have been grafted from a neighboring coral. The branches of an Acropora valida were allowed to come into contact with this Montipora setosa creating a portion of differently colored growth.  The...

Monday Archives: The Jack O’ Lantern Leptoseris

Monday Archives: The Jack O’ Lantern Leptoseris

If a coral could speak and be heard by only the eyes, the Jack O' Lantern Leptoseris would achieve this without issue.  The vibrant orange and green pigments with pumpkin like striping, scream Halloween.  It is no wonder this coral fetched some of the highest prices...

Monday Archives: Eye Candy

Monday Archives: Eye Candy

If any coral fits this description of eye candy, the candy coral has to be it.  The Caulastrea species is often called by the common name candy coral.  This is a very fitting name with the amazing color combinations it sports.  This particular specimen is very bright...

Monday Archives: Don’t Fear The Robusta – Acropora Robusta

Monday Archives: Don’t Fear The Robusta – Acropora Robusta

The unique rasp like coralites and striking contrasting colors of the Acropora robusta catch the eye of coral reef enthusiasts without exception.  It's interesting that this stony coral is not often seen.  This coral is very hardy and grows nicely in a captive...

Monday Archives: Montipora Placement

Monday Archives: Montipora Placement

Many Montipora species can co exist and add striking color differences in reef aquariums.  This is one quality that compliments the lower light and less demanding bio types as well as shaded areas in the contrary. These plating Montipora corals were allowed to grow in...

Anemone Propagation

Anemone Propagation

Propagating anemones can be easy and quite rewarding.  While many of these animals eventually split on their own, the process can be sped up with some careful cutting and tender loving care.  The group pictured above was grown from a single bubble tip anemone over the...

Water Chemistry

Water Chemistry

Optimal water chemistry is much more than a set of perfect numbers.  It is an over all balance of many minerals, as well as an ability to maintain stability over long periods of time.  When excellent water chemistry is achieved you can see it in the animals.  The...

Blast Of Color

Blast Of Color

Some corals, like the Acropora desalwii above, really add a blast of color to a reef aquarium.  This image was taken from the top of the coral, and shows the parts of the specimen that are exposed to the brightest light.  The contrasting colors and striking pigments...

Fast As A Staghorn

Fast As A Staghorn

The group of coral specimens commonly named staghorn are some of my favorites.  They grow extremely fast and come in a variety of pigments.  These are one of the very important corals for reef growth.  The mass they produce contributes to a large portion of the reef...