Term: post-vent vasculature postero-ventral region
Name: post-vent vasculature
Synonyms: tail vasculature
Definition: Is an interconnected tubular multi-tissue structure that contains fluid that is actively transported around the post-vent region. This is frequently referred to as tail vasculature in the zebrafish community.
Ontology: Anatomy Ontology [ZFA:0005037]

Name: postero-ventral region
Synonyms: posteroventral region
Definition: Anatomical region that overlaps the posterior and ventral regions of a body or body part.
Ontology: Spatial Ontology [BSPO:0000035]