Maria Celia D. Malay

ORCID: 0000-0003-0219-4788
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About
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Research Areas
  • Coral and Marine Ecosystems Studies
  • Crustacean biology and ecology
  • Marine and coastal plant biology
  • Ichthyology and Marine Biology
  • Marine and fisheries research
  • Echinoderm biology and ecology
  • Fish Biology and Ecology Studies
  • Arctic and Russian Policy Studies
  • Genomics and Phylogenetic Studies
  • Identification and Quantification in Food
  • Marine and Coastal Ecosystems
  • Marine Biology and Ecology Research
  • Genetic diversity and population structure
  • Wildlife Ecology and Conservation
  • Fish Ecology and Management Studies
  • Plant and Fungal Species Descriptions
  • Plant and animal studies
  • Fish biology, ecology, and behavior
  • Marine animal studies overview
  • Coastal wetland ecosystem dynamics
  • Aquaculture disease management and microbiota

University of the Philippines Visayas
2017-2025

University of the Philippines Diliman
2025

Florida Museum of Natural History
2008

Effective conservation requires rigorous baselines of pristine conditions to assess the impacts human activities and evaluate efficacy management. Most coral reefs are moderately severely degraded by local such as fishing pollution well global change, hence it is difficult separate from effects. To this end, we surveyed on uninhabited atolls in northern Line Islands provide a baseline reef community structure, increasingly populated document changes associated with activities. We found that...

10.1371/journal.pone.0001548 article EN cc-by PLoS ONE 2008-02-25

ABSTRACT The Visayan Spotted Deer ( Rusa alfredi ) is an endangered and endemic species in the Philippines facing significant threats from habitat loss hunting. It considered as world’s most threatened deer by International Union for Conservation of Nature (IUCN) thus its conservation has been a top priority. Despite status, there notable lack genomic information available R. genus general. This study presents first draft genome assembly (VSD), , using Illumina short-read sequencing...

10.1101/2025.02.05.636739 preprint EN cc-by-nc bioRxiv (Cold Spring Harbor Laboratory) 2025-02-06

The Visayan Spotted Deer (VSD), or Rusa alfredi, is an endangered and endemic species in the Philippines. Despite its status, genomic information on R. genus general, missing. This study presents first draft genome assembly of VSD using Illumina short-read sequencing technology. resulting RusAlf_1.1 has a 2.52 Gb total length, with contig N50 46 Kb scaffold size 75 Mb. BUSCO complete score 95.5%, demonstrating genome's completeness, includes annotation 24,531 genes. Our phylogenetic analysis...

10.46471/gigabyte.150 article EN cc-by Gigabyte 2025-02-24

This annotated checklist documents the diversity of cartilaginous fishes, including sharks, batoids (rays and skates), chimaeras, from Panay Guimaras islands, Western Visayas, Philippines, through surveys at fish markets ports. A total fourteen species were sampled identified, one chimaera, six seven ten families (Chimaeridae, Hemiscylliidae, Scyliorhinidae, Carcharhinidae, Pristiophoridae, Rhinobatidae, Plesiobatidae, Urolophidae, Dasyatidae, Aetobatidae). Among these, presence sandbar...

10.3897/aiep.55.139721 article EN cc-by Acta Ichthyologica Et Piscatoria 2025-03-20

Sea urchins are keystone herbivores that greatly influence primary productivity, algal abundance and scleractinian coral recruitment. The long-spined black sea urchin Diadema setosum is widespread abundant in reef flats throughout the Philippines. Prior studies regarding feeding preference of D. have been conducted overseas, but little known about impact echinoid herbivory on flat communities Philippines . Feeding preferences four common marine plant species, Halimeda macroloba ,...

10.7287/peerj.preprints.27733v1 preprint EN 2019-05-15

Abstract We report the semi-terrestrial shrimp Merguia oligodon (De Man, 1888) (Merguiidae Christofferson, 1987) from surveys of mangrove forests fringing Taklong Island, Guimaras, Western Visayas, Philippines. This remarkable species is capable walking and even jumping on dry land. found that Island population fully nocturnal, during night-time low tides are in small aggregations under logs well above water line, while high they occur singly just line or about a centimeter below surface....

10.1093/jcbiol/ruz065 article EN Journal of Crustacean Biology 2019-08-15

We describe three new species of hermit crab the pagurid genera, Catapagurus A. Milne-Edwards, 1880, Nematopagurus Milne-Edwards Bouvier, 1892 and Pagurixus Melin, 1939, on basis material collected during scientific cruise to Northern Mariana Islands conducted by U.S. National Oceanographic Atmospheric Administration (NOAA) in 2015. tenuilamina n. sp., referred C. ensifer Henderson, 1893 group, appears close granulatus Edmondson, 1951, but differs from latter more slender ultimate article...

10.11646/zootaxa.5099.5.4 article EN Zootaxa 2022-02-15

Sea urchins are keystone herbivores that greatly influence primary productivity, algal abundance and scleractinian coral recruitment. The long-spined black sea urchin Diadema setosum is widespread abundant in reef flats throughout the Philippines. Prior studies regarding feeding preference of D. have been conducted overseas, but little known about impact echinoid herbivory on flat communities Philippines . Feeding preferences four common marine plant species, Halimeda macroloba ,...

10.7287/peerj.preprints.27733 preprint EN 2019-05-15

A single specimen of Plectranthias yamakawai Yoshino, 1972, 168.86 mm SL, obtained in a fish market Zambales, Philippines, represents the first report country. Currently, is only known to occur Japan, Taiwan, and Samoa Islands. This anthiadine varies from other species genus by having 30–33 lateral-line scales, red blotch below lateral line, numerous dark green blotches on upper half body. The mitochondrial cytochrome oxidase subunit I ( COI ) also described for time this article. pairwise...

10.3897/aiep.52.e96112 article EN cc-by Acta Ichthyologica Et Piscatoria 2022-12-30

Abstract We document the current status of enigmatic bright-red anchialine shrimps in Tiniguiban Islet western Visayas region Philippines. A second epigeal pool was discovered nearby Hinlaran Islet, and two shrimp species were recorded pools, large barbouriid Parhippolyte uveaeBorradaile, 1900 as previously reported a much smaller atyid Antecaridina lauensis (Edmondson, 1935). The move out pools with tidal fluctuations, since both completely dry at low tide. remain very abundant despite...

10.1093/jcbiol/ruab077 article EN Journal of Crustacean Biology 2021-12-13

Abstract A new record of the diogenid hermit crab Dardanus callichela Cook 1989 is described from Visayan Sea, Central Philippines. Four specimens D. were caught in fish traps deployed at depths about 30–40 m adjacent to islands north (Nagarao Island, Masbate) and south (Baliguian Iloilo) Sea. The morphological description colour photographs are provided. Partial sequences cytochrome oxidase subunit I (COI) provided for two deposited GenBank. This brings total number known Philippines 16 species.

10.1017/s0025315422001059 article EN Journal of the Marine Biological Association of the United Kingdom 2023-01-01

Cobia, Rachycentron canadum, is the only species in family of Rachycentridae. Cobia typically characterized as having 26–33 dorsal-fin rays. However, an investigation specimens collected from Western Visayas waters revealed a wider variation ray count than previously reported, with some 35–36 Suspecting possible cryptic species, we compared mitochondrial cytochrome oxidase subunit 1 (COI) sequence for rays those more typical The sequences no genetic differences between two morphs....

10.31398/tpjf/30.1.2022-0029 article EN cc-by-nc The Philippine Journal of Fisheries 2023-07-12

Genome size is a fundamental biological trait that known to exhibit high diversity among eukaryotic species, but its intraspecific has only scarcely been studied date. In scleractinian corals, genome data are available for few species. this study, intra- and interspecific variations in of the coral genus Agaricia collected from Curaçao were investigated. Morphology was congruent with genetic analyses nuclear markers internal transcribed spacer 2 (ITS2) L-threonine 3-dehydrogenase (TDH)...

10.1101/2023.08.23.554453 preprint EN cc-by-nd bioRxiv (Cold Spring Harbor Laboratory) 2023-08-23

In this study, we report the collection of moray eel species Gymnothorax nudivomer (Günther, 1867) and Strophidon dorsalis (Seale, 1917) from Western Visayas region, Philippines. Both represent new records for country. A single specimen G. measuring 619 mm total length (TL) was collected Iloilo Fish Port Complex, a S. 777 TL fish market Batan, Aklan. Detailed morphological descriptions mitochondrial cytochrome oxidase I ( COI ) barcode sequences are provided. comprehensive list geographic...

10.3897/aiep.53.108838 article EN cc-by Acta Ichthyologica Et Piscatoria 2023-11-24

Echinometra mathaei is a species complex with its constituent reproductively-isolated informally called A, B, C and D based on studies done in Okinawa the Red Sea. Little research has been this genus, to our knowledge no have E. Philippines. To help clarify delineations complex, comparative study was between two localities Western Visayas, Philippines: Taklong Island National Marine Reserve, Nueva Valencia, Guimaras Barangay Unidos Nabas, Aklan. Morphological characteristics (spine color,...

10.7287/peerj.preprints.27986v2 preprint EN 2019-10-28

Echinometra mathaei is a species complex with its constituent reproductively-isolated informally called A, B, C and D based on studies done in Okinawa the Red Sea. Little research has been this genus, to our knowledge no have E. Philippines. To help clarify delineations complex, comparative study was between two localities Western Visayas, Philippines: Taklong Island National Marine Reserve, Nueva Valencia, Guimaras Barangay Unidos Nabas, Aklan. Morphological characteristics (spine color,...

10.7287/peerj.preprints.27986v1 preprint EN 2019-09-26

Echinometra mathaei is a species complex with its constituent reproductively-isolated informally called A, B, C and D based on studies done in Okinawa the Red Sea. Little research has been this genus, to our knowledge no have E. Philippines. To help clarify delineations complex, comparative study was between two localities Western Visayas, Philippines: Taklong Island National Marine Reserve, Nueva Valencia, Guimaras Barangay Unidos Nabas, Aklan. Morphological characteristics (spine color,...

10.7287/peerj.preprints.27986 preprint EN 2019-09-26

We report the occurrence of Habenaria gibsonii var. foetida Blatt. & McCann on Panay Island in Philippines. Our new records represent easternmost distribution this species, and also first Malesian region. present a full description, photographs, updated map, notes allied taxa, ecology, conservation status taxon. highlights importance floristic studies

10.15560/18.4.829 article EN cc-by Check List 2022-08-02

The diogenid hermit crab genus Pseudopaguristes McLaughlin, 2002 is currently represented by 15 species worldwide. In this study, we describe a new of the genus, P. flavioculus, based on unique male holotype from off Sarigan, Northern Mariana Islands, Micronesia, at depth 131133 m. appears similar to type janetkae 2002, but lack conspicuous spines dorsal face right cheliped carpus, possession median row tiny left and different colour pattern cephalic appendages ambulatory legs distinguish...

10.11646/zootaxa.5175.5.6 article EN Zootaxa 2022-08-18

A single specimen of Plectranthias yamakawai Yoshino, 1972, 168.86 mm SL, obtained in a fish market Zambales, Philippines, represents the first report country. Currently, is only known to occur Japan, Taiwan, and Samoa Islands. This anthiadine varies from other species genus by having 30–33 lateral-line scales, red blotch below lateral line, numerous dark green blotches on upper half body. The mitochondrial cytochrome oxidase subunit I ( COI ) also described for time this article. pairwise...

10.3897/aiep.52.96112 article EN cc-by Acta Ichthyologica Et Piscatoria 2022-12-30
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