About Hirondellea gigas

Hirondellea gigas is a species of amphipod crustacean found in the hadal zone of the Pacific Ocean, particularly in the Mariana Trench. It is adapted to extreme deep-sea environments, living at depths exceeding 10,000 meters where pressures are immense and temperatures are near freezing. This species feeds on organic matter that sinks to the ocean floor, playing a crucial role in the deep-sea ecosystem as a scavenger. Its unique adaptations, such as a lightweight exoskeleton and specialized enzymes, allow it to survive and thrive in one of the most extreme habitats on Earth.

Classification

Animalia (Kingdom); Arthropoda (Phylum); Crustacea (Subphylum); Multicrustacea (Superclass); Malacostraca (Class); Eumalacostraca (Subclass); Peracarida (Superorder); Amphipoda (Order); Amphilochidea (Suborder); Lysianassida (Infraorder); Lysianassidira (Parvorder); Lysianassoidea (Superfamily); Hirondelleidae (Family); Hirondellea (Genus); Hirondellea gigas (Species)

Original Name

Tetronychia gigas Birstein & M. Vinogradov, 1955

Key Reference Paper

1. Birstein J A, Vinogradov M E. Pelagicheskie gammaridy (Amphipoda, Gammaridea) Kurilo-Kamchatskoi Vpadiny[J]. Akademiya Nauk SSSR, Trudy Instituta Okeanologii, 1955, 12: 219-257. (Birstein et al., 1955)

Distribution

Philippine Trench from Philippine Sea, Mariana Trench from North Pacific Ocean and Kuril-Kamchatka Trench


Basic Information
SpeciesPhylumCommon NameEcosystemDepthHabitatNCBI Taxonomy ID
Hirondellea gigasArthropoda-Deep sea6,800-11,000Mariana Trench in the northwestern Pacific Ocean1518452

Genome Assembly Information
Genome AssemblyGenome SizeAssembly levelReleased yearWGS accessionSubmitterBioProjectBUSCO completeness (%)Scaffold/Contig N50 (kb)GC content (%)Repeat Rate (%)Gene Number
-13.92GbChromosome2025CNA0142381-CNP000537489.34 458,700/466.138.872.7527,881

References
TitleJournalPubmed ID
The amphipod genome reveals population dynamics and adaptations to hadal environmentCell40054448

Gene Information

<< First 637 638 639 640 641 642 643 644 645 646 Forward> Last>>        1395 pages in total

Gene IDDescription
Hgig_12837-
Hgig_12838MYOSIN LIGHT CHAIN 1, 3
Hgig_12839IM:7138239
Hgig_128405-HYDROXYTRYPTAMINE RECEPTOR
Hgig_12841ADRENERGIC RECEPTOR-RELATED G-PROTEIN COUPLED RECEPTOR
Hgig_12842ADRENERGIC RECEPTOR-RELATED G-PROTEIN COUPLED RECEPTOR
Hgig_12843-
Hgig_12844-
Hgig_12845NEPHRIN
Hgig_12846RIBONUCLEASE H1
Hgig_12847-
Hgig_12848-
Hgig_12849-
Hgig_12850-
Hgig_12851DISCO-INTERACTING PROTEIN 2 DIP2 -RELATED
Hgig_12852-
Hgig_12853PROTEIN CBG27172
Hgig_12854-
Hgig_12855NUCLEAR RECEPTOR COACTIVATOR
Hgig_12856-
TOP