Table 7 Attribute description of Echinus esculentus (EC) and Strongylocentrotus droebachiensis (ST) gonads developed by the semi-trained panel (n = 12), prior to descriptive analysis

From: Impact of roe enhancement on quality parameters in sea urchins Echinus esculentus and Strongylocentrotus droebachiensis

Red

Intensity of red colour

Low intensity = not red

High intensity = very red

Yellow

Intensity yellow colour

Low intensity = not yellow

High intensity = very yellow

Brown

Intensity of brown colour

Low intensity = not brown

High intensity = very brown

Viscosity

Thickness of liquid (sliminess)

Low intensity = not thick, like water

High intensity = very thick, slimy

Watery

How much the roe glistens (not including liquid around the roe).

Low intensity = the surface looks dry

High intensity = the surface seems wet

Odour intensity

How strong the odour is

Low intensity = low odour

High intensity = intense odour

Cucumber (odour)

How strong is the cucumber odour

Low intensity = low odour

High intensity = intense odour

Fresh sea (odour)

Intensity of seafood odour (Briny, fishy, mussels)

Low intensity = no seafood smell

High intensity = intense seafood smell

Off-odour

Intensity of unpleasant odour

Low intensity = low off-odour

High intensity = intense off-odour

Umami

Savory, meaty

Low intensity = no umami flavour

High intensity = intense umami flavour

Bitter

Low intensity = not bitter

High intensity = intense bitterness

Sweet

Low intensity = not sweet

High intensity = intense sweetness

Salty

Low intensity = no salt taste

High intensity = intense salt taste

Off-taste

Intensity of unpleasant taste

Low intensity = low off-taste

High intensity = intense off-taste

Chewiness

Rubbery, gum-like

Low intensity = not elastic, feels like it stays deformed

High intensity = very elastic, springs back to original shape

Grainy (mouth feel)

How well can the granules be discerned. Tongue, caviar

Low intensity = the granules are not discernable

High intensity = the granules are clearly discernable (reference tobici roe, the roe usually used in sushi)

Aftertaste intensity

Intensity of aftertaste

Low intensity = no aftertaste

High intensity = distinct aftertaste