Glowlight Tetras will accept many small foods such as brine shrimp or daphnia, freeze-dried bloodworms and tubifex, micro pellet food, and a high quality ACflake food. Approximate Purchase Size: Small: 1/4" to 1 … Hemigrammus erythrozonus, commonly known as the glowlight tetra, is a small tropical fish from the Essequibo River, Guyana, South America.It is silver in colour and a bright iridescent orange to red stripe extends from the snout to the base of its tail, the front of the dorsal fin being the same color as the stripe. When you keep tetras, you need to keep the fish in at least a 10-gallon tank. The glowlight tetra is an egg layer. Glowlight Tetra (Hemigrammus erythrozonus) – Growing up to 1.5 inches, the glowlight tetra is a small species adapted to soft, acidic water. Promptly remove the adults from the breeding tank after spawning. In captivity, they will live as much as at the least 5 years. This is because adult tetras tend to eat their eggs or fry. Maintain The Nitrogen Cycle Of The Tank. We examined the morphology and ultrastructures of fertilized egg envelopes of glowlight tetra (Hemigrammus erythrozonus) belong to Characidae using light and electron microscopes. The fertilized eggs were spherical, transparent, demersal, adhesive, and have no oil droplet. Feed the newly hatched fry on fine live food infusoria or liquid food for 10-12 days. Remove the adult tetras from the tank. Glowlight tetra Tankmates. Glowlight Tetra. Glowlight tetras are very hardy fish and can dwell for a really very long time. As soon as you notice eggs in the tank, make sure that you remove the adult tetras from the tank or they may eat the eggs. Since the tetras are schooling fish, you keep them in groups of at least 5. They should then be able to feed on newly hatched brine shrimp. Glowlight tetras like their own kind; hold them in teams of at the least a half-dozen or more. The eggs should hatch within 30 hours. Tetras thrive in a well-cycled tank, having stable water conditions. If proper care is given and good meals are fed, they will live as much as 10 years. The eggs will hatch after 24-36 hours, and the glowlight tetra fry will become free swimming within two to three days. These fish are small and slender, having a translucent silver-peach body with an iridescent red stripe running along the length. Proper aquarium lighting levels with a dark fish tank bottom can help enhance the colors of these tetras. In either situation, the adults will eat the eggs given the chance and should be removed as soon as eggs are noticed. These will hatch in 24-36 hours, with the fry becoming free swimming a 3-4 days later. The eggs are laid over fine leaved plants and hatch in 24 hours. Once the eggs are hatched, it’s important to keep the aquarium in darkness, as the fry are sensitive to light. Fish eggs are small and hard to see because of their translucent color, but you may be able to see them in the gravel or on plants in your breeding tank. Updated August 5, 2019 Author: Mike - FishLore Admin Social Media: The Glowlight Tetra is a really nice looking tetra with an orange-red stripe that runs the length of its semi-transparent body. The perivitelline space was well-developed and the micropyle was surrounded by 15–20 uplifted lines of egg … They should be fed on an infusoria–type food for the first few days, until they are large enough to accept microworm or brine shrimp nauplii. Fry will hatch in about 24 hours. Egg layers are notorious for eating their un-hatched eggs. If eggs are present, the adults should be removed immediately as they will eat the eggs and any fry that hatch. Tetras will scatter their eggs among the plants instinctively. The fry will be much more likely to survive without the adults present. 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