original description (ofMadrepora spectabilis Brook, ) Brook G () Preliminary descriptions of new species of Madrepora in the collections of the British. Finger Staghorn Coral Acropora humilis at Animal-World includes cluster coral information, live coral care and coral pictures. Range Description: This species is found in the Red Sea and the Gulf of Aden, the south-west and northern Indian Ocean, the central Indo-Pacific, Australia.
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Photosynthesis Metabolic process characteristic of plants in which carbon dioxide is broken down, using energy from sunlight absorbed by the green pigment chlorophyll. There will be larger branches mixed in with smaller ones. The upper depth limit is defined by wave action, whilst the lower limit at which Acropora can inhabit is determined by light availability and the amount of suspended sediments.
Click on main image for full screen. Staghorn coral conservation Staghorn corals are listed on Appendix II of the Convention on International Trade in Endangered Species CITESand therefore trade in this coral should be carefully regulated, and a permit is required to bring the coral, or objects made from them, into the countries that have signed the CITES convention 2.
Buying captive propagated A. The polyps at the tips secrete this corallite, constantly forming new growth in a cluster shape. Staghorn corals reproduce sexually or asexually. They fragment easily and the fragments can form new colonies.
The species is found in digitate colonies of thick tapering branches. The slime that the coral will exude should not come in contact with any other corals and gloves are suggested. Large colonies may cover over a square metre. They are sensitive to temperature changes, sedimentation, chemical and other environmental stresses.
There are many animals that will prey on Acropora spp. You must log in or sign up to reply here.
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Radial corallites are about 2 mm diameter, have thick lips especially on the lower side, and immersed radials may commonly lie between the protruding ones. Madrepora guppyi Brook, synonymy. Some Acropora have symbiotic relationships with crabs and shrimps that may help them against predators. Knob coral Favia stelligera. Colony Relating to corals: They can send out digestive strands called ‘acontia’ that are actually used to digest neighboring corals, so keep an eye out for any problems.
It takes about 5 to 6 months for the A. Staghorn corals occur in tropical reef environments, down to a depth of 30 meters. For more information on disease see Keeping Acropora Corals: Radial corallites are of two sizes, usually in rows. Most staghorn corals on the Great Barrier Reef sexually reproduce simultaneously, an incredible event that occurs soon after the full moon, from October to Humilus.
Both activities have had limited success, and new techniques are being pursued 5. Just wondered who has or is having success with there acropora humiis be interested to know the conditions its kept in,light,flow,placement etc. Lindsey Paretti – Blood Island. Like many corals, staghorn corals have a special symbiotic relationship with algae, called zooxanthellae.
Staghorn coral videos, photos and facts – Acropora humilis | Arkive
Acropora ocellata Klunzinger, synonymy. Climate change is also expected cause more extreme weather incidents and to increase ocean acidification, which impairs the coral’s ability to form a skeleton. Staghorn coral Acropora formosa. Distinctive coral with thick, finger-like branches up to 3 cm in diameter arising from an encrusting or plate-like base. Interested in this also. Streams of pinkish eggs are released from corallites on the sides of branches, to be fertilized by sperm released from other polyps at axropora same time.
For species details see p.
Usually common, and sometimes a dominant species. Larvae Relating to corals: During the years, Sign up to our newsletter Get the latest wild news direct to your inbox.
IUCN Red List of Threatened Species
Staghorn corals require normal marine salinity 5. Log in or Sign up.
Add Your Animal Story. Through a symbiotic relationship with a marine algae, known as zooxanthellae, they receive the majority of their nutrients.
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Over time the accumulated deposition of calcium carbonate limestone by many hermatypic corals can form large limestone structures known as coral reefs. Moving Acropora from place to place will stress them, and possibly cause death.
It is also found on the east coast of Australia in the Great Barrier Reef, Coral Sea, and at times, though uncommon on the west coast at Dampier Archipelago. Staghorn corals often out-compete all other corals in shallow tropical reefs, however, their speed of growth which can be up to 10 to 20 centimetres a year 5 is balanced by the fragility of some of the structures, as they are easily damaged in storms allowing other coral species a chance of growth. Eventually the hmuilis larvae settles onto the substrate, becoming plankters.
Staghorn corals are more common in the dead coral trade, rather than the live aquarium trade 7.
In the ocean, they are the first to arrive at a reef and spread quickly.