| CAVIARE | Pickled roe of the sturgeon (7) |
| CAVIAR | What is pickled roe of the sturgeon fish? (6) |
| BOTARGO | A relish consisting of the roe of mullet or tunny, salted and pressed into rolls (7) |
| OSSETERS | Fishes of the sturgeon family (8) |
| PEA | A family of plants including the garden Pisum sativum; a seed of the latter, eaten as a vegetable or blown through a shooter; or, a tiny cob of coal, coffee berry, roe of salmon or stone, when akin to |
| RUST | The sturgeon's front half may be this colour |
| OOLITE | Jurassic limestone composed of grains like the eggs or roe of a fish (6) |
| HARD | Like the roe of some pilchards? (4) |
| OSSETER | Sturgeon roe Tess devoured (7) |
| TARAMASALATA | Creamy pink pate made from the roe of grey mullet or smoked cod mixed with olive oil (12) |
| EVAN | ___ Roe of "Madam Secretary" |
| SPAWNING | Depositing roe (of fish) |
| CASPIAN | Inland sea that's the home of the beluga sturgeon |
| STERLET | The small sturgeon, Acipenser ruthenus, used as a food fish and a source of caviar (7) |
| SEVRUGA | Migratory sturgeon of the Black and Caspian Seas valued for its small grey caviar; Acipenser stellatus (7) |
| BARBULE | One of four feelers on a sturgeon (7) |
| SEAFOOD | Do foes struggle to secure end of Nicola Sturgeon, perhaps? (7) |
| BIGFISH | Sturgeon, perhaps, is person of influence (3,4) |
| HUNTERS | Lincs four-lake fishery near Brigg (*held sturgeon!) (7,5) |
| BELUGAS | Sturgeon yielding expensive caviar |
