Intensity can also be considered as the brightness or dullness of a color. Intensity is adjusted by adding additional colors to the pure hue. A color can be made less intense by adding gray to the color. In some ways, intensity can be measured by the amount of gray in the hue.
Making the world better, one answer at a time. The rocks in a drum fish head are a sort of over developed hearing aid. They are called otoliths, and are actually a bone formation, and are similar to the inside of oyster shells or freshwater muscles. Both freshwater and saltwater varieties of the drum have these, and were used in olden times as jewelry or good luck charms.
As puppy drum, three or four years, Red Drum live in the sounds and estuaries or in the surf zones along inlets. As they mature, they are more frequently found in the ocean but still use the estuaries and inlets to feed and spawn.here are two types of drum: Red Drum and Black Drum. Red Drum is the more popular and common fish. Red Drum obviously get their name from their color and the fact that during spawning time, males produce a drum-like noise with their swim bladder.