Gene (abbreviation) . | Alleles . | Retina . | Background adaptation* . | Other phenotypes . | Viability (maximal age) . | ||
---|---|---|---|---|---|---|---|
Reduced number of retinal axons | |||||||
daredevil (ddl) | s563 | Fewer RGCs, wider ciliary margin, fewer PhR | Dark | Heart conductivity defect, swimbladder not inflated | 6 dpf | ||
Delayed innervation of the tectum | |||||||
vertigo (vrt) | s1614 | Normal | Dark | Balance deficit, swimbladder not inflated | 10 dpf | ||
late bloomer (late) | s551 | Normal | Normal | None detected | Adult | ||
tarde demais (tard) | s587 | Normal | Mildly dark | Swimbladder not inflated | 14 dpf | ||
Laminar specificity defect | |||||||
dragnet (drg) | s510, s530 | Normal | Mildly dark, variable | Lens covered by extra cells | Adult | ||
Deficient confinement of axons to tectal neuropil | |||||||
fuzz wuzzy (fuzz) | s531 | Normal | Mildly dark | Swimbladder not inflated | 10 dpf | ||
beyond borders (beyo) | s578 | `Smiling' IPL at margin | Mildly dark | Reduced forebrain, swimbladder not inflated | 10 dpf | ||
breaking up (brek) | s574 | RGC axon degeneration | Dark after 5 dpf | Swimbladder not inflated | 10 dpf | ||
Disorganized fascicles in the tectum | |||||||
blue kite (bluk) | s582 | Normal | Dark | Swimbladder not inflated | 10 dpf | ||
clewless (clew) | s567 | Normal | Mildly dark | Lens degeneration | Adult | ||
blind date (blin) | s573 | Normal | Mildly dark, recover after 7 dpf | None detected | Adult | ||
coming apart (coma) | s532 | Misplaced RGCs at ciliary margin | Normal | Swimbladder not inflated | 10 dpf |
Gene (abbreviation) . | Alleles . | Retina . | Background adaptation* . | Other phenotypes . | Viability (maximal age) . | ||
---|---|---|---|---|---|---|---|
Reduced number of retinal axons | |||||||
daredevil (ddl) | s563 | Fewer RGCs, wider ciliary margin, fewer PhR | Dark | Heart conductivity defect, swimbladder not inflated | 6 dpf | ||
Delayed innervation of the tectum | |||||||
vertigo (vrt) | s1614 | Normal | Dark | Balance deficit, swimbladder not inflated | 10 dpf | ||
late bloomer (late) | s551 | Normal | Normal | None detected | Adult | ||
tarde demais (tard) | s587 | Normal | Mildly dark | Swimbladder not inflated | 14 dpf | ||
Laminar specificity defect | |||||||
dragnet (drg) | s510, s530 | Normal | Mildly dark, variable | Lens covered by extra cells | Adult | ||
Deficient confinement of axons to tectal neuropil | |||||||
fuzz wuzzy (fuzz) | s531 | Normal | Mildly dark | Swimbladder not inflated | 10 dpf | ||
beyond borders (beyo) | s578 | `Smiling' IPL at margin | Mildly dark | Reduced forebrain, swimbladder not inflated | 10 dpf | ||
breaking up (brek) | s574 | RGC axon degeneration | Dark after 5 dpf | Swimbladder not inflated | 10 dpf | ||
Disorganized fascicles in the tectum | |||||||
blue kite (bluk) | s582 | Normal | Dark | Swimbladder not inflated | 10 dpf | ||
clewless (clew) | s567 | Normal | Mildly dark | Lens degeneration | Adult | ||
blind date (blin) | s573 | Normal | Mildly dark, recover after 7 dpf | None detected | Adult | ||
coming apart (coma) | s532 | Misplaced RGCs at ciliary margin | Normal | Swimbladder not inflated | 10 dpf |
IPL, inner plexiform layer.
Background adaptation is a crude indicator of visual function(Neuhauss et al., 1999). Visually impaired fish are often unable to measure ambient light levels and are dark, owing to dispersal of melanin pigment in their skin.