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Transplantation — Bolinao

OPP-8JG50Spermanent identifier · cite as oceanportfolio.org/p/OPP-8JG50S

Completed (successful/maintained)Monitoring: ended

Published as: Performance of single versus mixed coral species for transplantation to restore degraded reefs. | Technique: Transplantation | Genera: Porites, Pavona | Method: Experiment comparing the survival and the growth of corals transplanted in single-species plots with those in mixed-species plots. Corals attached directly onto substrate with epoxy, either in drilled holes or pre-existing crevices. Three treatments were tested: 1) single species assemblage P. cylindrica 2) single species assemblage P. frondifera 3) both species mixed | Survival of transplants reported by the source: 89.5% | Post-restoration monitoring: 12 months | Authors' conclusion: P. cylindrica had overall high survival (84-95%), and was unaffected by single vs mixed species assemblages. However. P. frondifera showed site effects, with higher survival in low water movement sites. P. frondofera showed higher survival in mixed assemblages on high water movement sites. The authors claim that the high mortality on the high water movement sites was due to predation by COTS and Drupella. Neither species showed any long term differences in linear growth in any treatment. | Lessons reported: Pick a species that is not a COTS (or other coral predator) favourite. P. cylindrica is not a preferred species, and was this spared. However, Hydnophora rigida was completely consumed by COTS in a pilot experiment. | This record was compiled from a published source and has not been confirmed by the organisation that carried out the work. No contribution to the condition index is recorded: the source reports survival of transplanted material, which is not a measure of ecosystem condition.

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Scientific Research

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