Results 51 to 60 of about 13,931 (160)

Mapping Live Coral: Comparing Spaceborne to Airborne Imaging Spectroscopy

open access: yesRemote Sensing
Live coral cover is a key indicator of coral reef composition, health, and functioning. Airborne imaging spectroscopy provides verifiably accurate estimates of live coral cover to seawater depths of 25 m, yet satellite-based approaches have not achieved ...
Gregory P. Asner   +4 more
doaj   +1 more source

Rapid assessment of coral cover from environmental DNA in Hawai'i [PDF]

open access: yesEnvironmental DNA, 2019
AbstractCoral reefs support the most diverse assemblages of marine life on Earth, yet are declining due to local and global stressors. Rapid and widespread monitoring is essential for tracking ecosystem responses, but assessment of coral communities traditionally relies on time‐consuming visual estimates of coral cover, the percentage of substrate ...
Patrick K. Nichols, Peter B. Marko
openaire   +1 more source

PENUTUPAN KARANG DI PULAU BARANGLOMPO DAN PULAU BONE BATANG BERDASARKAN METODE REEF CHECK

open access: yesJurnal Ilmu Kelautan Spermonde, 2017
The Research on “Coral Coverage in Baranglompo Island and Bone Batang Island Based on Reef Check Method” was conducted in April 2016. The aims of this study was to determine and to compare the condition of reefs in Baranglompo and Bone Batang Islands ...
Ilham Ilham   +3 more
doaj  

PENGGUNAAN PROGRAM CPCe (CORAL POINT COUNT WITH EXCEL EXTENSIONS) UNTUK MENGETAHUI KONDISI TERUMBU KARANG DI PERAIRAN SEKITAR PULAU BATAMPENGGUNAAN PROGRAM CPCe (CORAL POINT COUNT WITH EXCEL EXTENSIONS) UNTUK MENGETAHUI KONDISI TERUMBU KARANG DI PERAIRAN SEKITAR PULAU BATAM

open access: yesJFMR-Journal of Fisheries and Marine Research, 2019
A healthy coral reef ecosystem will be used as a place for spawning and foraging for various marine biota. With high primary productivity and diversity, coral reef ecosystems will become ecosystem that has a lot of useful potential.
Anindyta Fitria Ramadhani   +1 more
doaj   +1 more source

Coral health assessment of two marine national parks (takabonerate and wakatobi) in southern sulawesi [PDF]

open access: yesBIO Web of Conferences
Coral reef ecosystems carry out a wide range of ecological functions and sustain the livelihoods of coastal communities through fisheries, coastal protection, and tourism.
Satriya Utama Rizkie   +2 more
doaj   +1 more source

Managing Recovery Resilience in Coral Reefs Against Climate-Induced Bleaching and Hurricanes: A 15 Year Case Study From Bonaire, Dutch Caribbean

open access: yesFrontiers in Marine Science, 2019
Coral reefs are among the world’s most endangered ecosystems. Coral mortality can result from ocean warming or other climate-related events such as coral bleaching and intense hurricanes.
Robert S. Steneck   +6 more
doaj   +1 more source

Recruitment Drives Spatial Variation in Recovery Rates of Resilient Coral Reefs

open access: yesScientific Reports, 2018
Tropical reefs often undergo acute disturbances that result in landscape-scale loss of coral. Due to increasing threats to coral reefs from climate change and anthropogenic perturbations, it is critical to understand mechanisms that drive recovery of ...
Sally J. Holbrook   +7 more
doaj   +1 more source

Unprecedented mass bleaching and loss of coral across 12° of latitude in Western Australia in 2010-11. [PDF]

open access: yesPLoS ONE, 2012
BACKGROUND: Globally, coral bleaching has been responsible for a significant decline in both coral cover and diversity over the past two decades. During the summer of 2010-11, anomalous large-scale ocean warming induced unprecedented levels of coral ...
James A Y Moore   +15 more
doaj   +1 more source

Influence of Local Pressures on Maldivian Coral Reef Resilience Following Repeated Bleaching Events, and Recovery Perspectives

open access: yesFrontiers in Marine Science, 2020
Two severe heat waves triggered coral bleaching and mass mortality in the Maldives in 1998 and 2016. Analysis of live coral cover data from 1997 to 2019 in shallow (5 m depth) reefs of the Maldives showed that the 1998 heat wave caused more than 90% of ...
Monica Montefalcone   +2 more
doaj   +1 more source

Mid-term coral-algal dynamics and conservation status of a Gorgona Island (Tropical Eastern Pacific) coral reef

open access: yesRevista de Biología Tropical, 2010
Colombian coral reefs, as other reefs worldwide, have deteriorated significantly during the last few decades due to both natural and anthropogenic disturbances. The National Monitoring System for Coral Reefs in Colombia (SIMAC) was established in 1998 to
Fernando A Zapata   +3 more
doaj  

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