A sergeantmajor fish guards his eggs. The sergeantmajor fish turns bright blue when mating and guarding its eggs. Eggs are blue or purple and laid in a patch on a smooth surface. St. Eustatius (Statia), Netherlands Antilles.
"St. Eustatius" "Saint Eustatius" Statia Netherlands Antilles "Lesser Antilles" Caribbean SCUBA dive diver sea bottom sea floor sand fish egg eggs guarding sergeantmajor fish "sergeant major fish"