diff --git a/guide/engine/src/components/climate-sim/TerrainLegend.tsx b/guide/engine/src/components/climate-sim/TerrainLegend.tsx
index c69be336..c2913366 100644
--- a/guide/engine/src/components/climate-sim/TerrainLegend.tsx
+++ b/guide/engine/src/components/climate-sim/TerrainLegend.tsx
@@ -132,7 +132,7 @@ export function TerrainLegend({ layerMask, presentBiomes }: TerrainLegendProps):
                 )]
               })}
             </BiomeList>
-            {showTerrain && (
+            {(!presentBiomes || presentBiomes.has('coral_reef')) && (
               <GradientRow>
                 <GradientLabel>Reef Health</GradientLabel>
                 <GradientBar style={{
@@ -291,7 +291,7 @@ const BiomeGroup = styled.div``
 const GroupDivider = styled.div`
   height: 1px;
   background: rgba(255, 255, 255, 0.05);
-  margin: 0.1875rem 0;
+  margin: 0.375rem 0 0;
 `
 
 const GroupLabel = styled.div`
@@ -302,7 +302,8 @@ const GroupLabel = styled.div`
   letter-spacing: 0.05em;
   color: ${({ theme }) => theme.colors.text.muted};
   opacity: 0.5;
-  margin-bottom: 1px;
+  padding-top: 0.3125rem;
+  margin-bottom: 0.25rem;
 `
 
 const SwatchRow = styled.div`