CRED REA Reef Fish Assessment Survey at Palmyra Atoll, Pacific Remote Island Areas in 2008
Metadata also available as [Questions & Answers] - [Parseable text] - [XML]
Metadata:
- Identification_Information:
-
- Citation:
-
- Citation_Information:
-
- Originator:
-
Coral Reef Ecosystem Division (CRED), Pacific Islands Fisheries Science Center (PIFSC), National Marine Fisheries Service (NMFS), National Oceanic and Atmospheric Administration (NOAA)
- Publication_Date: 20100413
- Title:
-
CRED REA Reef Fish Assessment Survey at Palmyra Atoll, Pacific Remote Island Areas in 2008
- Geospatial_Data_Presentation_Form: spreadsheet
- Online_Linkage:
-
https://www.fisheries.noaa.gov/pacific-islands/ecosystems/coral-reefs-pacific
- Description:
-
- Abstract:
-
To support a long-term NOAA Coral Reef Conservation Program (CRCP) for sustainable management and conservation of coral reef ecosystems, from 21 March - 12 April 2008, reef fish assessment surveys were conducted, as a part of Rapid Ecological Assessments (REA), during the Pacific Reef Assessment and Monitoring Program (RAMP) Cruise HI0803 in the Pacific Remote Island Areas at biennial intervals by the Coral Reef Ecosystem Division (CRED) at the NOAA Pacific Islands Fisheries Science Center (PIFSC). During the cruise, 28 REA sites were surveyed at Palmyra Atoll in the Pacific Remote Island Areas.
At the specific REA sites, fish biologists along with coral biologists, algal biologists and marine invertebrate zoologist entered the water and conducted a fine-scale (~300 m2) and high degree of taxonomic resolution REA survey to assess and monitor species composition, abundance, percent cover, size distribution, diversity, and general health of fish, corals, macro-invertebrates, and algae in shallow-water (< 35 m) habitats.
Reef fish assessment surveys were focused on cataloging the diversity (species richness), abundance (numeric density [# fish 100 m-2] and biomass density [kg 100 m-2]) of diurnally active reef fish assemblages. Three complementary noninvasive underwater survey methods were used, including belt-transect, stationary point count, and roving-diver surveys. For all methods, fish were identified at the species level, when possible, and assigned to a size bin ranging from 1 to 200 cm based on a visual estimate of total fish length.
Belt-transect (BLT) surveys were used to quantify the entire diurnal fish community (all size classes). In belt-transect surveys, two fish biologists swam side-by-side along three consecutively-placed, 25m transect lines. The BLT team swam each transect two times. During the initial swim-out, each fish diver recorded all fish larger than 20 cm observed within a 4-m wide belt perpendicular to their respective side of the transect (200 m2 area per line, 100 m2 per diver). On the return swim, each fish diver recorded all fish less than 20 cm observed within a 2-m wide belt (100 m2 area per line, 50 m2 per diver). The survey of large fish took approximately 5 min to complete while the survey of smaller fish took about 10 min to complete. All reef-associated fish, including those in the water column (including planktivores), were counted. Any coastal pelagic species (e.g., clupeids [sardines], belonids [beakfish], antherinids [silversides]) seen near the surface were not recorded.
The stationary point count (SPC) method were used to quantify larger, more mobile reef fish species that can be missed on belt-transect surveys. In stationary point count survey, a fish biologist swam approximately 15 m away from a transect line concurrently being surveyed by the other two BLT fish biologists. The SPC biologist then recorded all fish greater than 25 cm in length that passed within a visually estimated 20-m diameter cylinder centered on the diver's fixed position (10-m radius, total area = 314 m2). The survey time for each stationary point count survey was 5 min and a total of four stationary point count surveys were conducted at each REA site.
Roving-diver surveys were followed belt-transect and stationary point count surveys. As diver bottom time permitted, the fish assessment team conducted random swim surveys throughout the REA site area, recording, to the species level or the lowest recognizable taxon, the presence of reef fish not encountered during previous methods.
- Purpose:
-
Part of a long-term monitoring program at biennial intervals which documents the state of the reefs.
- Supplemental_Information:
-
Maximum depth was 22 meters.
Fish species observed:
Year Region Island Species TaxonName
2008 PRIAs Palmyra ACBL Acanthurus blochii
2008 PRIAs Palmyra ACGU Acanthurus guttatus
2008 PRIAs Palmyra ACLU Acanthurus leucocheilus
2008 PRIAs Palmyra ACLI Acanthurus lineatus
2008 PRIAs Palmyra ACMA Acanthurus maculiceps
2008 PRIAs Palmyra ACNC Acanthurus nigricans
2008 PRIAs Palmyra ACNI Acanthurus nigricauda
2008 PRIAs Palmyra ACNF Acanthurus nigrofuscus
2008 PRIAs Palmyra ACNR Acanthurus nigroris
2008 PRIAs Palmyra ACOL Acanthurus olivaceus
2008 PRIAs Palmyra ACSP Acanthurus sp
2008 PRIAs Palmyra ACTH Acanthurus thompsoni
2008 PRIAs Palmyra ACTR Acanthurus triostegus
2008 PRIAs Palmyra ACXA Acanthurus xanthopterus
2008 PRIAs Palmyra ANCA Anampses caeruleopunctatus
2008 PRIAs Palmyra ANME Anampses melanurus
2008 PRIAs Palmyra ANMG Anampses meleagrides
2008 PRIAs Palmyra ANTW Anampses twistii
2008 PRIAs Palmyra APFU Aphareus furca
2008 PRIAs Palmyra APXA Apolemichthys xanthopunctatus
2008 PRIAs Palmyra BAUN Balistapus undulatus
2008 PRIAs Palmyra BAVI Balistoides viridescens
2008 PRIAs Palmyra BLEN Blenniidae sp
2008 PRIAs Palmyra BOAX Bodianus axillaris
2008 PRIAs Palmyra BOLO Bodianus loxozonus
2008 PRIAs Palmyra BOMU Bolbometopon muricatum
2008 PRIAs Palmyra CATE Caesio teres
2008 PRIAs Palmyra CACA Calotomus carolinus
2008 PRIAs Palmyra CADU Cantherhines dumerilii
2008 PRIAs Palmyra CAAM Canthigaster amboinensis
2008 PRIAs Palmyra CASO Canthigaster solandri
2008 PRIAs Palmyra CAOR Carangoides orthogrammus
2008 PRIAs Palmyra CAIG Caranx ignobilis
2008 PRIAs Palmyra CALU Caranx lugubris
2008 PRIAs Palmyra CAME Caranx melampygus
2008 PRIAs Palmyra CAAB Carcharhinus amblyrhynchos
2008 PRIAs Palmyra CAML Carcharhinus melanopterus
2008 PRIAs Palmyra CEFI Centropyge fisheri
2008 PRIAs Palmyra CEFL Centropyge flavissima
2008 PRIAs Palmyra CELO Centropyge loricula
2008 PRIAs Palmyra CEAR Cephalopholis argus
2008 PRIAs Palmyra CELE Cephalopholis leopardus
2008 PRIAs Palmyra CEUR Cephalopholis urodeta
2008 PRIAs Palmyra CHAU Chaetodon auriga
2008 PRIAs Palmyra CHEP Chaetodon ephippium
2008 PRIAs Palmyra CHKL Chaetodon kleinii
2008 PRIAs Palmyra CHLU Chaetodon lunula
2008 PRIAs Palmyra CHLT Chaetodon lunulatus
2008 PRIAs Palmyra CHME Chaetodon meyeri
2008 PRIAs Palmyra CHOR Chaetodon ornatissimus
2008 PRIAs Palmyra CHPW Chaetodon pelewensis
2008 PRIAs Palmyra CHPU Chaetodon punctatofasciatus
2008 PRIAs Palmyra CHQU Chaetodon quadrimaculatus
2008 PRIAs Palmyra CHRE Chaetodon reticulatus
2008 PRIAs Palmyra CHTR Chaetodon trifascialis
2008 PRIAs Palmyra CHUL Chaetodon ulietensis
2008 PRIAs Palmyra CHUN Chaetodon unimaculatus
2008 PRIAs Palmyra CHVG Chaetodon vagabundus
2008 PRIAs Palmyra CHOX Cheilinus oxycephalus
2008 PRIAs Palmyra CHTL Cheilinus trilobatus
2008 PRIAs Palmyra CHUD Cheilinus undulatus
2008 PRIAs Palmyra CHJA Chlorurus japanensis
2008 PRIAs Palmyra CHMC Chlorurus microrhinos
2008 PRIAs Palmyra CHSO Chlorurus sordidus
2008 PRIAs Palmyra CHAC Chromis acares
2008 PRIAs Palmyra CHLE Chromis lepidolepis
2008 PRIAs Palmyra CHMA Chromis margaritifer
2008 PRIAs Palmyra CHVA Chromis vanderbilti
2008 PRIAs Palmyra CHXA Chromis xanthura
2008 PRIAs Palmyra CIEX Cirrhilabrus exquisitus
2008 PRIAs Palmyra CIOX Cirrhitichthys oxycephalus
2008 PRIAs Palmyra CIPI Cirrhitus pinnulatus
2008 PRIAs Palmyra CISP Cirripectes sp
2008 PRIAs Palmyra CIVA Cirripectes vanderbilti
2008 PRIAs Palmyra CIVR Cirripectes variolosus
2008 PRIAs Palmyra COAY Coris aygula
2008 PRIAs Palmyra COCE Coris centralis
2008 PRIAs Palmyra COGA Coris gaimard
2008 PRIAs Palmyra CTCY Ctenochaetus cyanocheilus
2008 PRIAs Palmyra CTFL Ctenochaetus flavicauda
2008 PRIAs Palmyra CTHA Ctenochaetus hawaiiensis
2008 PRIAs Palmyra CTMA Ctenochaetus marginatus
2008 PRIAs Palmyra CTSP Ctenochaetus sp
2008 PRIAs Palmyra CTSR Ctenochaetus striatus
2008 PRIAs Palmyra DAAU Dascyllus auripinnis
2008 PRIAs Palmyra DATR Dascyllus trimaculatus
2008 PRIAs Palmyra EPIN Epibulus insidiator
2008 PRIAs Palmyra EPHE Epinephelus hexagonatus
2008 PRIAs Palmyra EPMC Epinephelus macrospilos
2008 PRIAs Palmyra EPML Epinephelus melanostigma
2008 PRIAs Palmyra EPME Epinephelus merra
2008 PRIAs Palmyra EPPO Epinephelus polyphekadion
2008 PRIAs Palmyra EPSL Epinephelus spilotoceps
2008 PRIAs Palmyra EPTA Epinephelus tauvina
2008 PRIAs Palmyra FOFL Forcipiger flavissimus
2008 PRIAs Palmyra GNAU Gnathodentex aureolineatus
2008 PRIAs Palmyra GOVA Gomphosus varius
2008 PRIAs Palmyra GRAL Gracila albomarginata
2008 PRIAs Palmyra GYJA Gymnothorax javanicus
2008 PRIAs Palmyra HAHO Halichoeres hortulanus
2008 PRIAs Palmyra HAMT Halichoeres margaritaceus
2008 PRIAs Palmyra HAME Halichoeres melasmapomus
2008 PRIAs Palmyra HAOR Halichoeres ornatissimus
2008 PRIAs Palmyra HEFA Hemigymnus fasciatus
2008 PRIAs Palmyra HILO Hipposcarus longiceps
2008 PRIAs Palmyra CHUB Kyphosidae sp
2008 PRIAs Palmyra KYCI Kyphosus cinerascens
2008 PRIAs Palmyra WRAS Labridae sp
2008 PRIAs Palmyra LABI Labroides bicolor
2008 PRIAs Palmyra LADI Labroides dimidiatus
2008 PRIAs Palmyra LARU Labroides rubrolabiatus
2008 PRIAs Palmyra LAXA Labropsis xanthonota
2008 PRIAs Palmyra LETA Lepidozygus tapeinosoma
2008 PRIAs Palmyra LEOL Lethrinus olivaceus
2008 PRIAs Palmyra LEXA Lethrinus xanthochilus
2008 PRIAs Palmyra LUBO Lutjanus bohar
2008 PRIAs Palmyra LUFU Lutjanus fulvus
2008 PRIAs Palmyra LUGI Lutjanus gibbus
2008 PRIAs Palmyra LUMO Lutjanus monostigma
2008 PRIAs Palmyra MAME Macropharyngodon meleagris
2008 PRIAs Palmyra MABI Manta birostris
2008 PRIAs Palmyra MENI Melichthys niger
2008 PRIAs Palmyra MEVI Melichthys vidua
2008 PRIAs Palmyra MOGR Monotaxis grandoculis
2008 PRIAs Palmyra GOAT Mullidae sp
2008 PRIAs Palmyra MUFL Mulloidichthys flavolineatus
2008 PRIAs Palmyra MUVA Mulloidichthys vanicolensis
2008 PRIAs Palmyra MYSP Myripristinae sp
2008 PRIAs Palmyra MYAD Myripristis adusta
2008 PRIAs Palmyra MYAM Myripristis amaena
2008 PRIAs Palmyra MYBE Myripristis berndti
2008 PRIAs Palmyra MYKU Myripristis kuntee
2008 PRIAs Palmyra NABR Naso brevirostris
2008 PRIAs Palmyra NAHE Naso hexacanthus
2008 PRIAs Palmyra NALI Naso lituratus
2008 PRIAs Palmyra NAUN Naso unicornis
2008 PRIAs Palmyra NAVL Naso vlamingii
2008 PRIAs Palmyra NESA Neoniphon sammara
2008 PRIAs Palmyra NONE no individuals seen
2008 PRIAs Palmyra NOTA Novaculichthys taeniourus
2008 PRIAs Palmyra OXUN Oxycheilinus unifasciatus
2008 PRIAs Palmyra PAAR Paracirrhites arcatus
2008 PRIAs Palmyra PAFO Paracirrhites forsteri
2008 PRIAs Palmyra PAHE Paracirrhites hemistictus
2008 PRIAs Palmyra PABA Parupeneus barberinus
2008 PRIAs Palmyra PACY Parupeneus cyclostomus
2008 PRIAs Palmyra PAIN Parupeneus insularis
2008 PRIAs Palmyra PAMU Parupeneus multifasciatus
2008 PRIAs Palmyra PEOU Pempheris oualensis
2008 PRIAs Palmyra SAND Pinguipedidae sp
2008 PRIAs Palmyra PLTA Plagiotremus tapeinosoma
2008 PRIAs Palmyra PLDI Plectroglyphidodon dickii
2008 PRIAs Palmyra PLIM Plectroglyphidodon imparipennis
2008 PRIAs Palmyra PLJO Plectroglyphidodon johnstonianus
2008 PRIAs Palmyra PLPH Plectroglyphidodon phoenixensis
2008 PRIAs Palmyra POIM Pomacanthus imperator
2008 PRIAs Palmyra POCO Pomacentrus coelestis
2008 PRIAs Palmyra PSBA Pseudanthias bartlettorum
2008 PRIAs Palmyra PSDI Pseudanthias dispar
2008 PRIAs Palmyra PSOL Pseudanthias olivaceus
2008 PRIAs Palmyra PSFL Pseudobalistes flavimarginatus
2008 PRIAs Palmyra PSEV Pseudocheilinus evanidus
2008 PRIAs Palmyra PSHE Pseudocheilinus hexataenia
2008 PRIAs Palmyra PSOC Pseudocheilinus octotaenia
2008 PRIAs Palmyra PSTE Pseudocheilinus tetrataenia
2008 PRIAs Palmyra PSYA Pseudocoris yamashiroi
2008 PRIAs Palmyra PSMO Pseudodax moluccanus
2008 PRIAs Palmyra PTTI Pterocaesio tile
2008 PRIAs Palmyra RHRE Rhinecanthus rectangulus
2008 PRIAs Palmyra SACA Sargocentron caudimaculatum
2008 PRIAs Palmyra SADI Sargocentron diadema
2008 PRIAs Palmyra SASP Sargocentron spiniferum
2008 PRIAs Palmyra SATI Sargocentron tiere
2008 PRIAs Palmyra PARR Scaridae sp
2008 PRIAs Palmyra SCAL Scarus altipinnis
2008 PRIAs Palmyra SCFR Scarus frenatus
2008 PRIAs Palmyra SCGH Scarus ghobban
2008 PRIAs Palmyra SCGL Scarus globiceps
2008 PRIAs Palmyra SCOV Scarus oviceps
2008 PRIAs Palmyra SCPS Scarus psittacus
2008 PRIAs Palmyra SCRU Scarus rubroviolaceus
2008 PRIAs Palmyra SCSP Scarus sp
2008 PRIAs Palmyra SCSI Scarus spinus
2008 PRIAs Palmyra SCTR Scarus tricolor
2008 PRIAs Palmyra SCLY Scomberoides lysan
2008 PRIAs Palmyra STAU Stegastes aureus
2008 PRIAs Palmyra STFA Stegastes fasciolatus
2008 PRIAs Palmyra STNI Stegastes nigricans
2008 PRIAs Palmyra STBA Stethojulis balteata
2008 PRIAs Palmyra STBN Stethojulis bandanensis
2008 PRIAs Palmyra SUBU Sufflamen bursa
2008 PRIAs Palmyra LIZA Synodontidae sp
2008 PRIAs Palmyra THAM Thalassoma amblycephalum
2008 PRIAs Palmyra THHA Thalassoma hardwicke
2008 PRIAs Palmyra THLN Thalassoma lunare
2008 PRIAs Palmyra THLU Thalassoma lutescens
2008 PRIAs Palmyra THPU Thalassoma purpureum
2008 PRIAs Palmyra THQU Thalassoma quinquevittatum
2008 PRIAs Palmyra THTR Thalassoma trilobatum
2008 PRIAs Palmyra TROB Triaenodon obesus
2008 PRIAs Palmyra VAAL Variola albimarginata
2008 PRIAs Palmyra VALO Variola louti
2008 PRIAs Palmyra ZACO Zanclus cornutus
2008 PRIAs Palmyra ZERO Zebrasoma rostratum
2008 PRIAs Palmyra ZESC Zebrasoma scopas
2008 PRIAs Palmyra ZEVE Zebrasoma veliferum
- Time_Period_of_Content:
-
- Time_Period_Information:
-
- Range_of_Dates/Times:
-
- Beginning_Date: 20080330
- Ending_Date: 20080403
- Currentness_Reference: Ground condition
- Status:
-
- Progress: In Work
- Maintenance_and_Update_Frequency: asNeeded
- Spatial_Domain:
-
- Bounding_Coordinates:
-
- West_Bounding_Coordinate: -162.188484
- East_Bounding_Coordinate: -161.975032
- North_Bounding_Coordinate: 5.916696
- South_Bounding_Coordinate: 5.848978
- Keywords:
-
- Theme:
-
- Theme_Keyword_Thesaurus: NCEI Geoportal Filter
- Theme_Keyword: CoRIS_Metadata
- Theme:
-
- Theme_Keyword_Thesaurus: CRCP Project
- Theme_Keyword:
-
Pacific Reef Assessment and Monitoring Program (Pacific RAMP): Biennial monitoring for the U.S. Pacific Islands and Atolls
- Theme_Keyword: 1221
- Theme:
-
- Theme_Keyword_Thesaurus: None
- Theme_Keyword: Marine Ecosystem
- Theme_Keyword: Reef Assessment and Monitoring Program (RAMP)
- Theme_Keyword: Rapid Ecological Assessments (REA)
- Theme_Keyword: Coral Reef
- Theme_Keyword: Reef Fishes
- Theme_Keyword: Belt Transect (BLT) Survey
- Theme_Keyword: Stationary Point Count (SPC )Surveys
- Theme_Keyword: Roving-diver surveys
- Theme_Keyword: Pacific Remote Island Areas
- Theme_Keyword: Palmyra Atoll
- Theme_Keyword: HI0803
- Theme:
-
- Theme_Keyword_Thesaurus: CoRIS Discovery Thesaurus
- Theme_Keyword: Numeric Data Sets > Biology
- Theme:
-
- Theme_Keyword_Thesaurus: CoRIS Theme Thesaurus
- Theme_Keyword: EARTH SCIENCE > Oceans > Coastal Processes > Coral Reefs
- Theme_Keyword:
-
EARTH SCIENCE > Oceans > Coastal Processes > Coral Reefs > Coral reef ecology
- Theme_Keyword:
-
EARTH SCIENCE > Biosphere > Zoology > Corals > Reef monitoring and assessment
- Theme_Keyword:
-
EARTH SCIENCE > Biosphere > Zoology > Corals > Reef monitoring and assessment > Rapid assessment studies
- Theme_Keyword:
-
EARTH SCIENCE > Biosphere > Zoology > Corals > Reef monitoring and assessment > Reef fish census
- Theme_Keyword:
-
EARTH SCIENCE > Biosphere > Zoology > Corals > Reef monitoring and assessment > Reef fish census > Stationary
- Theme_Keyword:
-
EARTH SCIENCE > Biosphere > Zoology > Corals > Reef monitoring and assessment > Reef fish census > Random swimming
- Theme_Keyword:
-
EARTH SCIENCE > Biosphere > Zoology > Corals > Reef monitoring and assessment > Reef fish census > Belt transect
- Theme:
-
- Theme_Keyword_Thesaurus: ISO 19115 Topic Category
- Theme_Keyword: biota
- Theme_Keyword: 002
- Place:
-
- Place_Keyword_Thesaurus: None
- Place_Keyword: Pacific Remote Island Areas
- Place_Keyword: Palmyra Atoll
- Place:
-
- Place_Keyword_Thesaurus: CoRIS Place Thesaurus
- Place_Keyword:
-
OCEAN BASIN > Pacific Ocean > Central Pacific Ocean > Line Islands > Palmyra Atoll (05N162W0001)
- Place_Keyword:
-
COUNTRY/TERRITORY > United States of America > USA Minor Outlying Islands > Palmyra Atoll (05N162W0001)
- Place:
-
- Place_Keyword_Thesaurus: CoRIS Region
- Place_Keyword: PRIA
- Access_Constraints: Data are available two years following data collection date.
- Use_Constraints:
-
Please cite CRED when using the data. Coral Reef Ecosystem Division, Pacific Islands Fisheries Science Center, National Marine Fisheries Service, National Oceanic and Atmospheric Administration
- Point_of_Contact:
-
- Contact_Information:
-
- Contact_Organization_Primary:
-
- Contact_Organization:
-
Coral Reef Ecosystem Division (CRED), Pacific Islands Fisheries Science Center (PIFSC), National Marine Fisheries Service (NMFS), National Oceanic and Atmospheric Administration (NOAA)
- Contact_Person: Ivor Williams
- Contact_Address:
-
- Address_Type: mailing and physical address
- Address: NOAA IRC
- Address: NMFS/PIFSC/CRED
- Address: 1845 WASP Blvd., Building 176
- City: Honolulu
- State_or_Province: HI
- Postal_Code: 96818
- Country: USA
- Contact_Voice_Telephone: 808 725-5360
- Contact_Facsimile_Telephone: 808 725-5429
- Contact_Electronic_Mail_Address: nmfs.pic.credinfo@noaa.gov
- Contact_Instructions: e-mail preferred
- Data_Set_Credit:
-
"Marc Nadon, Robert Schroeder, Kevin O'Brien, Paula Ayotte", Coral Reef Ecosystem Division (CRED), Pacific Islands Fisheries Sciences Center, National Marine Fisheries Service, NOAA
- Security_Information:
-
- Security_Classification_System: Not applicable
- Security_Classification: Unclassified
- Security_Handling_Description: Not applicable
- Native_Data_Set_Environment: Oracle
- Data_Quality_Information:
-
- Attribute_Accuracy:
-
- Attribute_Accuracy_Report:
-
Observations at each site were made by three divers who are experts in fish taxonomy. The team of three REA fish divers rotated roles with two divers performing belt-transect surveys and one diver performing stationary point counts at each survey site. Observations were periodically checked during the expedition for consistency between divers, and little discrepancy was ever noted between divers. It should be noted, however, that this data set is quite large, and probably includes typographical or other errors that might be discovered at a future date.
- Logical_Consistency_Report:
-
The same methods of data collection were used at each of the sites surveyed at this location, and were conducted by the same scientists. Periodic examination of the data through the duration of the trip showed no signs of diver bias or other discrepancies.
- Completeness_Report:
-
The survey sites were selected to be representative of the coral reef habitats at this reef system. Efforts were made to include broad spatial coverage of the reef area, but weather conditions or other environmental constraints may have precluded the team from surveying windward or exposed sites.
- Positional_Accuracy:
-
- Horizontal_Positional_Accuracy:
-
- Horizontal_Positional_Accuracy_Report: GPS unit
- Quantitative_Horizontal_Positional_Accuracy_Assessment:
-
- Horizontal_Positional_Accuracy_Value: 1
- Horizontal_Positional_Accuracy_Explanation: Instrument parameters
- Vertical_Positional_Accuracy:
-
- Vertical_Positional_Accuracy_Report: Dive computer and SCUBA depth gauge
- Quantitative_Vertical_Positional_Accuracy_Assessment:
-
- Vertical_Positional_Accuracy_Value: 0.3
- Vertical_Positional_Accuracy_Explanation: Instrument parameters
- Lineage:
-
- Process_Step:
-
- Process_Description:
-
REA surveys are investigations that provide a high degree of taxonomic resolution for coral, algae, other macroinvertebrate, and reef fish communities. The surveys were conducted using a combination of dive teams which generally included a two to three person fish team, a two person coral/coral disease team, and a combined team of two algae biologists and one macroinvertebrate biologist. The majority of REA surveys were conducted along the forereef slopes of individual islands at depths between 10 and 20 m. However, additional surveyed habitats included a lagoonal-type patch reef and offshore oceanic banks.
During REA surveys, biological assessment teams follow highly structured protocols that are repeated at each REA site. Upon arrival at an REA site, three teams of divers enter the water over spaced time intervals. The fish team firstly enters the water and deploys a 25-m transect line. Two of the fish divers begin to survey along that transect while the remaining fish diver begins stationary point count assessments in the general vicinity. After approximately 20 min, the coral team enters the water and begins to work along the first transect line. By this time the fish team has deployed and begun surveys along a second 25-m transect. About 10 min later, the algal/invertebrate team enters the water and begins surveying the first transect. In total, the fish team surveys three transects at each site (transects 1, 2, and 3), and the coral and algal/invertebrate teams survey transects 1 and 2. The sampling effort takes between 60 and 80 min to complete.
The selection of REA sites was made in close consultation with Coral Reef Advisory Group (CRAG) and local agencies. Factors considered during REA site selection included: (1) ensuring a range of sample sites representative of the benthic and reef fish habitats around each island; (2) selecting a mixture of sites within and outside of marine protected areas; (3) selecting a mixture of both 'impacted' and 'least impacted' sites; (4) selecting some sites adjacent to local villages, and (5) selecting a number of sites that could be compared to and complement previous assessment and monitoring work as well as future coral reef monitoring proposed by CRAG and local agencies. It is important to note that access to REA sites can be limited by wave exposure, weather conditions, and other environmental factors such as currents, which can affect the ability to resurvey sites between years.
Transect placement was guided by: (1) a focus on hard-bottom communities; (2) deploying lines along an isobath to the extent possible at each site, and (3) laying the transect lines into the prevailing current.
- Process_Date: Unknown
- Spatial_Reference_Information:
-
- Horizontal_Coordinate_System_Definition:
-
- Geographic:
-
- Latitude_Resolution: 0.0001
- Longitude_Resolution: 0.0001
- Geographic_Coordinate_Units: Decimal Degrees
- Geodetic_Model:
-
- Horizontal_Datum_Name: World Geodetic System 1984 (WGS84)
- Ellipsoid_Name: Geodetic Reference System 80 (GRS80)
- Semi-major_Axis: 6378137
- Denominator_of_Flattening_Ratio: 298.2572236
- Vertical_Coordinate_System_Definition:
-
- Depth_System_Definition:
-
- Depth_Datum_Name: Local surface
- Depth_Resolution: 1
- Depth_Distance_Units: meters
- Depth_Encoding_Method: Explicit Depth Coordinate Included with Horizontal Coordinates
- Distribution_Information:
-
- Distributor:
-
- Contact_Information:
-
- Contact_Organization_Primary:
-
- Contact_Organization:
-
Coral Reef Ecosystem Division (CRED), Pacific Islands Fisheries Science Center (PIFSC), National Marine Fisheries Service (NMFS), National Oceanic and Atmospheric Administration (NOAA)
- Contact_Person: CRED Data Management Team
- Contact_Address:
-
- Address_Type: mailing and physical address
- Address: NOAA IRC
- Address: NMFS/PIFSC/CRED
- Address: 1845 WASP Blvd., Building 176
- City: Honolulu
- State_or_Province: HI
- Postal_Code: 96818
- Country: USA
- Contact_Voice_Telephone: 808 725-5360
- Contact_Facsimile_Telephone: 808 725-5429
- Contact_Electronic_Mail_Address: nmfs.pic.credinfo@noaa.gov
- Contact_Instructions: e-mail preferred
- Resource_Description: Offline Data
- Distribution_Liability:
-
While every effort has been made to ensure that these data are accurate and reliable within the limits of the current state of the art, NOAA cannot assume liability for any damages caused by errors or omissions in the data, nor as a result of the failure of the data to function on a particular system. NOAA makes no warranty, expressed or implied, nor does the fact of distribution constitute such a warranty.
- Standard_Order_Process:
-
- Digital_Form:
-
- Digital_Transfer_Information:
-
- Format_Name: XLS (Microsoft Excel worksheet)
- Digital_Transfer_Option:
-
- Offline_Option:
-
- Offline_Media: CDROM, or email
- Recording_Format: ISO 9660
- Fees: None if receiving the data online
- Custom_Order_Process: Contact CRED data management team for information
- Technical_Prerequisites: Contact CRED data management team for information
- Metadata_Reference_Information:
-
- Metadata_Date: 20190526
- Metadata_Review_Date: 20090914
- Metadata_Contact:
-
- Contact_Information:
-
- Contact_Organization_Primary:
-
- Contact_Organization:
-
Coral Reef Ecosystem Division (CRED), Pacific Islands Fisheries Science Center (PIFSC), National Marine Fisheries Service (NMFS), National Oceanic and Atmospheric Administration (NOAA)
- Contact_Address:
-
- Address_Type: mailing and physical address
- Address: NOAA IRC
- Address: NMFS/PIFSC/CRED
- Address: 1845 WASP Blvd., Building 176
- City: Honolulu
- State_or_Province: HI
- Postal_Code: 96818
- Country: USA
- Contact_Voice_Telephone: 808 725-5360
- Contact_Facsimile_Telephone: 808 725-5429
- Contact_Electronic_Mail_Address: nmfs.pic.credinfo@noaa.gov
- Contact_Instructions: e-mail preferred
- Metadata_Standard_Name: the Content Standard for Digital Geospatial Metadata
- Metadata_Standard_Version: FGDC-STD-001-1998
- CoRIS:
-
- CoRIS_ID: 20090914084632
- CoRIS_Children: None
- CoRIS_Beginning_Date: 20080330
- CoRIS_Ending_Date: 20080403
- CoRIS_Metadata_Link:
-
https://www.coris.noaa.gov/metadata/records/html/cred_rea_fish_palmyra_atoll_2008.html
- CoRIS_Tracking_ID: 2922
Generated by mp version 2.9.48 on Thu Apr 25 10:41:05 2024