http://www.hs-usa.org/ WebHalimeda opuntia (Linnaeus) Lamouroux 4. Padina minor Yamada Thallus relatif kecil dan tebal, bentuk daun seperti kipas, tinggi 4-7 cm, berwarna cokelat kekuningan. Terdiri …
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Webspecies of Halimeda appeared, i.e., H. preopuntia and H. opuntia (Bassoullet et al. 1983; Flügel 1988; Morellet and Morellet 1922; Elliott 1960). Out of these, H. opuntia is pres … WebOct 25, 2014 · Pooling across all coral species, H. opuntia was the seaweed most commonly contacting corals and most frequently associated with localized bleaching at the point of contact. Articulated coralline algae, Halimeda tuna and Lobophora variegata also frequently contacted corals and were commonly associated with bleaching. The common … growing orach from seed
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WebH. opuntia dominated the biomass of the material sampled at sites I – IV (Table 1), and accounted for half of the total mean standing biomass (781 ± 96 g dw m-2) and formed the bulk of the total mean dry weight (1563 ± 91 g dw m-2). Mean standing biomass of H. macroloba and H. incrassata were 505 ± 100 and 277 ± 77 g DW m-2, respectively. WebNov 20, 2015 · The singular and interactive effects of ocean acidification and temperature on the physiology of calcified green algae (Halimeda incrassata, H. opuntia, and H. simulans) were investigated in a fully factorial, 4-week mesocosm experiment. Individual aquaria replicated treatment combinations of two pH levels (7.6 and 8.0) and two temperatures … Halimeda is a genus of green macroalgae. The algal body (thallus) is composed of calcified green segments. Calcium carbonate is deposited in its tissues, making it inedible to most herbivores. However one species, Halimeda tuna, was described as pleasant to eat with oil, vinegar, and salt. As in other members of … See more The genus Halimeda J.V. Lamouroux belongs to the order Bryopsidales under the family Halimedaceae. It has five monophyletic sections - Halimeda J.V. Lamouroux, Micronesicae Hillis-Col, Opuntia J. Agardh … See more The thalli of Halimeda is distinctly segmented and calcified. Calcium carbonate is deposited as aragonite and calcification begins as early as 36 hours. Their segments are … See more Species of Halimeda with sand-grower type holdfasts grown on sandy or muddy substrates, and are thus common in lagoons and backreefs. Those with the "sprawler" type are abundant in forereefs and on coral pinnacles. Being a calcareous … See more The genus' photosynthetic pigments are the those typical of class Chlorophyta (chlorophyll a and b) and also includes siphonoxanthin and … See more Halimeda is highly abundant in the tropics including the Thai-Malay Peninsula, and the Florida Keys. Some species (e.g. H. copiosa, discoidea, gracilis, opuntia, simulans, and tuna) have a global distribution. Halimeda tuna is found solely in the Mediterranean. See more Halimeda reproduces both sexually and asexually. Sexual reproduction is rarely observed because it is completed in 36 hours. The process begins with gametangia … See more Currently, Halimeda does not appear to be cultivated for aquaculture purposes. See more filmweb thor