| Name: | ventral wall of dorsal aorta | 
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| Synonyms: | AGM, aorta gonad mesonephros region, DA roof, DA-PCV joint, dorsal aorta - posterior cardinal vein joint, DP joint | 
| Definition: | Region where blood progenitor markers are expressed. Probable site of definitive hematopoiesis between 36hpf and 4dpf. | 
| Ontology: | Anatomy Ontology [ZFA:0005028] | 
| Name: | vasculature | 
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| Synonyms: | |
| Definition: | Is an interconnected tubular multi-tissue structure that contains fluid that is actively transported around the organism. | 
| Ontology: | Anatomy Ontology [ZFA:0005249] |