What is the organ for locomotion of bangus?
epibranchial organ of milkfish from the point of its ontogeny.
What is reproduction of milkfish?
Milkfish may spawn more than once a year. Spawning usually takes place at night and may be influenced by the lunar cycle. Milkfish breeding may occur throughout much of the year, depending on latitude. Range number of offspring 0.5 million eggs to 6 million eggs. Range time to hatching 20 to 35 hours.
How do bangus reproduce?
Bangus spawns in ponds in frenzy at night. The sabalo release the eggs while the males discharge the milt. Fertilization happens externally in the pond water. There is no need for hormone induction for mature breeders.
What type of fertilization do milkfish have?
In most fish species, fertilization takes place externally. These fish are oviparous. Eggs are laid and embryos develop outside the mother’s body.
What is the body shape of milkfish?
The Milkfish has an elongate and almost compressed body, with a generally symmetrical and streamlined appearance. It’s body color is olive green, with silvery flanks and dark bordered fins. It has one dorsal fin, falcate pectoral fins and a sizable forked caudal fin….Special Notes.
| Name | Milkfish |
|---|---|
| Breed Purpose | Mainly food |
What is the body parts of milkfish?
They have an elongated and almost compressed body, with a generally symmetrical and streamlined appearance, one dorsal fin, falcate pectoral fins and a sizable forked caudal fin. The mouth is small and toothless. The body is olive green, with silvery flanks and dark bordered fins.
How many bones does Bangus have?
214 bones
Milkfish, also called Bangus or 虱目鱼 is a very popular fish in Taiwan and Philippines but it has not picked up so much in other parts of the world due to the amount of bones in this fish. It has a total of 214 bones!
How do milkfish fertilize their eggs?
In most cases, the female drops eggs in the water which are immediately fertilized by sperm from the male. Another way is for fertilization to occur within the females body before she drops them into the water. With the third and final method, the female retains the eggs within her body and the young are born alive.
What is meant by Fertilisation?
Fertilization: The process of combining the male gamete, or sperm, with the female gamete, or ovum. The product of fertilization is a cell called a zygote.
What are the characteristic of milkfish?
Milkfish have a generally symmetrical and streamlined appearance, with a sizable forked caudal fin. They can grow to 1.7 m, but are most often about 1 meter in length. They have no teeth and generally feed on algae and invertebrates. Milkfish is considered one of the oldest farmed species of fish in Asia.
What is the scientific name of milkfish?
Chanos chanos
Milkfish/Scientific names
What is the phylum of milkfish?
Chordata
Data Quality Indicators:
| Phylum | Chordata – cordés, cordado, chordates |
| Subphylum | Vertebrata – vertebrado, vertébrés, vertebrates |
| Infraphylum | Gnathostomata |
| Superclass | Actinopterygii – ray-finned fishes, spiny rayed fishes, poisson épineux, poissons à nageoires rayonnées |
| Class | Teleostei |
What kind of body does a milkfish have?
Milkfish have a long, muscular, silvery body with a forked tail. The forked tail is fairly large and strong, thus making them fast and powerful swimmers of the open sea (Bagarinao 1994). Milkfish have large eyes, a pointed snout with a terminal mouth, and cycloid scales.
Where are the lipase sites in milkfish digestive tract?
The major sites of lipase secretion in milkfish digestive tract were the intestines, pancreas and pyloric caeca. Lipase activity was somewhat higher for fish grown on Food A than those grown on Food B. Intestinal lipase activity was observed to be maximal at 45’C and at pH 6.8 and 8.0.
How many pelvic rays does a milkfish have?
They weigh between 4 and 14 kg (Bagarinao 1994). Milkfish have 13 to 17 rays in their dorsal fin, 6 to 8 anal rays, 15 to 17 pectoral rays, and 10 to 11 pelvic rays (Gale 2003). ( Bagarinao, 1994; “Milkfish Chanos chanos”, 2003) There have been rare occurrences of variant forms of milkfish.
What kind of studies are done on milkfish?
Studies on the digestive lipases of milkfish, Chanos chanos. Aquaculture, 89: 315-325. Milkfish grown on two natural foods were examined to determine the distribution pattern of the digestive lipases along the digestive tract and to identify the optimum condition for lipase activity.