Wrasse, any of nearly 500 species of marine fishes of the family Labridae (order Perciformes).Wrasses range from about 5 cm (2 inches) to 2 metres (6.5 feet) or more in length. It constitutes about 25% of the coral reef cover of the Philippines. A quantitative viability analysis (i.e., population modeling) was not conducted for the humphead wrasse because of the limited or inadequate data on population size, definitive trends in population size or apparent abundance, intrinsic rate of increase, mortality rates, or size structure. Using acoustic tracking tags on 20 individual fish, SOSF project leaders have found that the humphead wrasse population around DâArros and St Joseph are unique, exhibiting high levels of site fidelity over the 500 day research period. 70 FR 33116. herring, Pacific (Clupea pallasi) ... wrasse, humphead (Cheilinus undulatus) List as Threatened or Endangered and Designate Critical Habitat: 2015: 79 FR 57875: Corals. These sources of information include underwater visual censuses, fishermenâs reports, dive operator reports, and anecdotal information. The humphead wrasse resides in the Indo-Pacific region from the Red Sea to South Africa and to the Tuamoto Islands, north to the Ryukyu Islands, and south to New Caledonia. Population. CITES is a powerful means of supporting national laws and addressing illegal trade. How You Can Help: IUCN: Learn more about why it's worth protecting the Humphead Wrasse. POPULATION TREND: Although humphead wrasse have widespread distribution, the World Conservation Union has revealed a worrying decline in numbers. It can reach well over two meters in length and 200 kilograms in weight - an elephant of coral reefs. The species' total population has dropped by at least half in just 30 years, with some localized populations declining by â¦ There are two black lines behind the eyes. The study, conducted between 2017 and2019, used acoustic telemetry technology to investigate the importance of a remote coral reef to a population of this species. Due to documented declines, the Humphead wrasse was listed as vulnerable in the IUCN Red List of Threatened Species in 1996 and later upgraded to endangered (2004). Humphead wrasse Add your observation in Fish Watcher. It is also known as the MÄori wrasse, Napoleon wrasse, Napoleon fish, Napoleonfish, so mei èç (Cantonese), mameng (Filipino), and merer in the Pohnpeian language of the Caroline Islands. support humphead wrasse population. They are usually a striking blue green color, although other shades have been reported. Vulnerability (Ref. The humphead wrasse is long-lived, but has a very slow breeding rate. further information from national and provincial jurisdictions on Humphead Wrasse population status, harvest methods and trade. The large and slow adult Wrasse is usually tired of human activities, and often easy to catch by spear fishers in its den. List Lynn Canal Population as Threatened or Endangered and Designate Critical Habitat. 80766): Very high. This species is rare in the wild and has seen a 50% loss just in the last 30 years. Unlike elephants, humphead wrasses don't get a lot of publicity, but theyâre âin probably a worse state of trouble,â says Colman OâCriodain, the World Wildlife Fundâs policy manager for wildlife. The humphead, or Napoleon, wrasse, Cheilinus undulatus, is one of the largest of all reef fishes and the biggest of the wrasse family, the Labridae. 2008. Countries that even lightly fish the Humphead Wrasse in surrounding waters have reported 10 times fewer population. The Humphead wrasse cannot yet be hatchery-reared at commercial levels, so all fish in trade are wild-caught. Price category (Ref. This fish can be seen year-round all over Manoa Lai. The Humphead wrasse (also known as the Napoleon fish), Cheilinus undulatus, is a highly prized coral reef fish, listed on CITES Appendix II and endangered on the IUCN Red List.It is widespread across much of the Indo-Pacific region. Conservation status: Endangered Conservationists continue to urge people not to capture these reef fish for food. Collectively, these reports show declining populations in nearly The wrasse is invaluable not when it's on people's dinner plates â but when it's simply left alone in the clear ocean waters it inhabits. It represents the first comprehensive assessment of â¦ The population density of adult Humphead Maori Wrasse in the CSF is thought to be between three and five adults per hectare (Choat, 2010). The fish has a 4-6 week pelagic egg and larval stage, suggesting the potential for high connectivity among populations. Densities of Humphead Maori Wrasse rarely exceed 20 fish per hectare in their preferred habitats of outer reefs (Russell, 2004), but are generally not more than 10 fish per hectare (Sadovy et al 2004). According to recent reports announced by marine conservationists worldwide, the Humphead Wrasse population is facing a worrisome decline due to overfishing. 120179): Low, minimum population doubling time 4.5 - 14 years (tm = 5-7; tmax = 32). It has thick, fleshy lips, and a hump, females are red-orange above, and red-orange to white below. It's found on coral reefs in the Indo-Pacific region. The humphead wrasse, Cheilinus undulatus, is a species of wrasse mainly found on coral reefs in the Indo-Pacific region. Although the fish is not even close to being the most important species in terms of volume in the China, Hong Kong SAR market, it is one of the highest in unit value. The humphead wrasse is among the most prized species in the lucrative trade of reef fish. The humphead wrasse is the largest living member of the family Labridae, with a reported maximum size of 229 cm total length (7.5 ft) and 190.5 kg (420 lb) (Marshall 1964); however, there are no confirmed records of this species greater than 150 cm fork length (Choat et al. The Humphead Wrasseâs Main Characteristics. Species Humphead Wrasse are the most expensive and prized fish in the live reef fish trade, which poses a huge threat to the population. Humphead wrasses, like most wrasses, are protogynous hermaphrodites, meaning that they can function as members of both sexes over their reproductive lives and that they will start as females. Native range | All suitable habitat | Point map ... (Ref. The criteria used were: (1) presence of sandy substrate with coral fringing the periphery; (2) low water motion; and (3) distance from the reef crest as â¦ Since these also provide nearly two-thirds of the populationâ¦ 59153): Very high vulnerability (86 of 100) . Humphead Wrasse in support of existing national regulations. They can live for 30 years, grow to 2 ... population may remain on the other side of the island, which is the Indonesian territory of Western New Guinea. humphead wrasse or Napoleon wrasse (Cheilinus undulatus). The humphead wrasse is the largest living member of the family Labridae, with males reaching 6 ft (2 m) in length, while females rarely exceed about 3 ft (1 m). Of those, humphead wrasse are more vulnerable to exploitation meaning a region housing healthy population numbers is likely providing exceptional habitat for the whole community.â Kevin believes if these environments are protected for humphead wrasse, other species will benefit indirectly. Fun Fact. humphead wrasse Humphead wrasse is a small but important part of the over-all trade in live reef food fish. Humphead wrasse are big, colorful fish that inhabit the warm shallow waters of the coral reefs of the Indian and Pacific Ocean. An international workshop will be held in June, 2006, to discuss regional issues in relation to the CITES App II listing of the HHW and to discuss the possibility of adopting a Fisheries and agriculture contribute 17% to the Gross Domestic Product and is the primary contributor to the national diet. important species, the humphead wrasse (Cheilinus undulates). World Wildlife Fund: Learn more about the â¦ Characteristic features of the wrasses include thick lips, smooth scales, long dorsal and anal fins, and large, often protruding canine teeth in the front of the jaw.