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.
Species | Phylum | Common Name | Ecosystem | Depth | Habitat | NCBI Taxonomy ID |
---|---|---|---|---|---|---|
Hirondellea gigas | Arthropoda | - | Deep sea | 6,800-11,000 | Mariana Trench in the northwestern Pacific Ocean | 1518452 |
Genome Assembly | Genome Size | Assembly level | Released year | WGS accession | Submitter | BioProject | BUSCO completeness | Gene Number |
---|---|---|---|---|---|---|---|---|
- | 13.92Gb | Chromosome | 2025 | CNA0142381 | - | CNP0005374 | 89.34% | 27,881 |
Title | Journal | Pubmed ID |
---|---|---|
The amphipod genome reveals population dynamics and adaptations to hadal environment | Cell | 40054448 |
Gene ID | Description |
---|---|
Hgig_20997 | BASIGIN RELATED |
Hgig_20998 | TRANSPOSASE-RELATED |
Hgig_20999 | UNCHARACTERIZED |
Hgig_21000 | |
Hgig_21001 | |
Hgig_21002 | - |
Hgig_21003 | NEURON-DERIVED NEUROTROPHIC FACTOR |
Hgig_21004 | |
Hgig_21005 | IONOTROPIC RECEPTOR 20A-RELATED |
Hgig_21006 | |
Hgig_21007 | |
Hgig_21008 | |
Hgig_21009 | UBIQUITIN CARBOXYL-TERMINAL HYDROLASE |
Hgig_21010 | |
Hgig_21011 | |
Hgig_21012 | |
Hgig_21013 | |
Hgig_21014 | GERANYLGERANYL PYROPHOSPHATE SYNTHASE |
Hgig_21015 | 39S RIBOSOMAL PROTEIN L53, MITOCHONDRIAL |
Hgig_21016 | |
Hgig_21017 | |
Hgig_21018 | |
Hgig_21019 | PROTEIN PHOSPHATASE 1 REGULATORY SUBUNIT 12 |
Hgig_21020 | PROTEIN PHOSPHATASE 1 REGULATORY SUBUNIT 12 |
Hgig_21021 | PROTEIN CBG27172 |
Hgig_21022 | REVERSE TRANSCRIPTASE DOMAIN-CONTAINING PROTEIN |
Hgig_21023 | CONSERVED OLIGOMERIC GOLGI COMPLEX SUBUNIT 4 |
Hgig_21024 | BRG-1 ASSOCIATED FACTOR 250 BAF250 |
Hgig_21025 | |
Hgig_21026 | MITOCHONDRIAL PEPTIDE METHIONINE SULFOXIDE REDUCTASE |
Hgig_21027 | LON PROTEASE |
Hgig_21028 | |
Hgig_21029 | SHORT-CHAIN DEHYDROGENASE/REDUCTASE |
Hgig_21030 | SHORT-CHAIN DEHYDROGENASE/REDUCTASE |
Hgig_21031 | REVERSE TRANSCRIPTASES |
Hgig_21032 | PROTEIN SCAI |
Hgig_21033 | DOLICHYL-PHOSPHATE-MANNOSE--PROTEIN MANNOSYLTRANSFERASE |
Hgig_21034 | 4.1 G PROTEIN |
Hgig_21035 | |
Hgig_21036 | TRNA-DIHYDROURIDINE(47) SYNTHASE [NAD(P)(+)]-LIKE |
Hgig_21037 | TRNA-DIHYDROURIDINE(47) SYNTHASE [NAD(P)(+)]-LIKE |
Hgig_21038 | ES-2 PROTEIN - RELATED |
Hgig_21039 | HEAVYWEIGHT, ISOFORM A |
Hgig_21040 | PROTEIN LIN-7 HOMOLOG |
Hgig_21041 | CHIMERIN FAMILY MEMBER |
Hgig_21042 | |
Hgig_21043 | |
Hgig_21044 | GEO07735P1-RELATED-RELATED |
Hgig_21045 | GERANYLGERANYL PYROPHOSPHATE SYNTHASE |
Hgig_21046 | CXC DOMAIN-CONTAINING PROTEIN-RELATED |