Yellow prawn-goby

Yellow Symbiosegrundeln ( Cryptocentrus cinctus ) ( Aquarium admission )

The Yellow Symbiosegrundel ( Cryptocentrus cinctus ) is a small member of gobies ( Gobiidae ). It is also called lemon Wächtergrundel.

Dissemination

The gobies live in the western Pacific from the Yaeyama Islands in Japan via Singapore to the southern Great Barrier Reef, also in Palau and Truk in Micronesia. Keep preferably on sandy soils between coral reefs in lagoons at depths of one to ten meters.

Features

The Yellow Symbiosegrundel is more than seven inches long. It has the typical gobies beefy head, a large oblique mouth and standing high on the head fitting black or green eyes. The pelvic fins have grown together. Most specimens are yellow with small bright blue spots on the head, the fins and the edges of the front body. There is also a simpler form gray color, which carries some dark horizontal stripes on the body. Older yellow copies can be gray.

Way of life

As Partnergrundel yellow Symbiosegrundel lives always as a pair with a pair of bang crabs ( Alpheus socialis, A. ochrostiatus or A. rapicida ) in a cave dug by the latter together. The gobies are usually on the ground or placed just above the joint cavity in the flow and gasping for zooplankton. Keep the bang crabs when they leave the cave, with a sensor always contact with a goby. In aquariums held Symbiosegrundelpaare spawned about every six weeks. Then the males remained about a week in the cave, to guard the eggs and fan him fresh water. To the hatched young, the parents no longer care.