diff --git a/README.md b/README.md
index e85c1f552d5..ac4ed05b0ae 100644
--- a/README.md
+++ b/README.md
@@ -56,7 +56,7 @@ Check out [Github Issues](https://github.com/pagefaultgames/pokerogue/issues) to
   - Pokémon Scarlet/Violet
   - Firel (Custom Laboratory, Metropolis, Seabed, and Space biome music)
   - Lmz (Custom Jungle biome music)
-  - Andr06 (Custom Slum biome music)
+  - Andr06 (Custom Slum and Sea biome music)
 
 ### 🎵 Sound Effects
   - Pokémon Emerald
diff --git a/public/audio/bgm/sea.mp3 b/public/audio/bgm/sea.mp3
index 8bdaaa696f1..147dad0960d 100644
Binary files a/public/audio/bgm/sea.mp3 and b/public/audio/bgm/sea.mp3 differ
diff --git a/src/field/arena.ts b/src/field/arena.ts
index bef0934542a..8b1996c27da 100644
--- a/src/field/arena.ts
+++ b/src/field/arena.ts
@@ -663,7 +663,7 @@ export class Arena {
     case Biome.FOREST:
       return 4.294;
     case Biome.SEA:
-      return 1.672;
+      return 0.024;
     case Biome.SWAMP:
       return 4.461;
     case Biome.BEACH:
diff --git a/src/locales/de/bgm-name.ts b/src/locales/de/bgm-name.ts
index efac829dd48..6df4c911230 100644
--- a/src/locales/de/bgm-name.ts
+++ b/src/locales/de/bgm-name.ts
@@ -110,7 +110,7 @@ export const bgmName: SimpleTranslationEntries = {
   "plains": "PMD Erkundungsteam Himmel Himmelsgipfel-Prärie",
   "power_plant": "PMD Erkundungsteam Himmel Weite Ampere-Ebene",
   "ruins": "PMD Erkundungsteam Himmel Tiefes Ruinenverlies",
-  "sea": "PMD Erkundungsteam Himmel Salzwasserhöhle",
+  "sea": "Andr06 - Marine Mystique", // Name defined by the composer
   "seabed": "Firel - Seabed", // The composer thinks about a more creative name
   "slum": "Andr06 - Sneaky Snom", // Name defined by the composer
   "snowy_forest": "PMD Erkundungsteam Himmel Himmelsgipfel-Schneefeld",
diff --git a/src/locales/en/bgm-name.ts b/src/locales/en/bgm-name.ts
index 761fe1ce5ff..01fb86b281d 100644
--- a/src/locales/en/bgm-name.ts
+++ b/src/locales/en/bgm-name.ts
@@ -110,7 +110,7 @@ export const bgmName: SimpleTranslationEntries = {
   "plains": "PMD EoS Sky Peak Prairie",
   "power_plant": "PMD EoS Far Amp Plains",
   "ruins": "PMD EoS Deep Sealed Ruin",
-  "sea": "PMD EoS Brine Cave",
+  "sea": "Andr06 - Marine Mystique", // Name defined by the composer
   "seabed": "Firel - Seabed", // The composer thinks about a more creative name
   "slum": "Andr06 - Sneaky Snom", // Name defined by the composer
   "snowy_forest": "PMD EoS Sky Peak Snowfield",
diff --git a/src/locales/es/bgm-name.ts b/src/locales/es/bgm-name.ts
index 2edaa17061a..ab6de0b81b5 100644
--- a/src/locales/es/bgm-name.ts
+++ b/src/locales/es/bgm-name.ts
@@ -110,7 +110,7 @@ export const bgmName: SimpleTranslationEntries = {
   "plains": "PMD EoS - Pradera de la Cumbre del Cielo",
   "power_plant": "PMD EoS - Pradera Destello",
   "ruins": "PMD EoS - Sima Hermética",
-  "sea": "PMD EoS - Cueva Aguamar",
+  "sea": "Andr06 - Marine Mystique", // Name defined by the composer
   "seabed": "Firel - Seabed", // The composer thinks about a more creative name
   "slum": "Andr06 - Sneaky Snom", // Name defined by the composer
   "snowy_forest": "PMD EoS - Campo nevado de la Cumbre del Cielo",
diff --git a/src/locales/fr/bgm-name.ts b/src/locales/fr/bgm-name.ts
index fec31be5d47..c6453a919cf 100644
--- a/src/locales/fr/bgm-name.ts
+++ b/src/locales/fr/bgm-name.ts
@@ -110,7 +110,7 @@ export const bgmName: SimpleTranslationEntries = {
   "plains": "PDM EdS - Pic Céleste (prairie)",
   "power_plant": "PDM EdS - Plaines Élek",
   "ruins": "PDM EdS - Ruine Scellée",
-  "sea": "PDM EdS - Caverne Saline",
+  "sea": "Andr06 - Marine Mystique", // Name defined by the composer
   "seabed": "Firel - Seabed", // The composer thinks about a more creative name
   "slum": "Andr06 - Sneaky Snom", // Name defined by the composer
   "snowy_forest": "PDM EdS - Pic Céleste (plaine enneigée)",
diff --git a/src/locales/it/bgm-name.ts b/src/locales/it/bgm-name.ts
index 761fe1ce5ff..01fb86b281d 100644
--- a/src/locales/it/bgm-name.ts
+++ b/src/locales/it/bgm-name.ts
@@ -110,7 +110,7 @@ export const bgmName: SimpleTranslationEntries = {
   "plains": "PMD EoS Sky Peak Prairie",
   "power_plant": "PMD EoS Far Amp Plains",
   "ruins": "PMD EoS Deep Sealed Ruin",
-  "sea": "PMD EoS Brine Cave",
+  "sea": "Andr06 - Marine Mystique", // Name defined by the composer
   "seabed": "Firel - Seabed", // The composer thinks about a more creative name
   "slum": "Andr06 - Sneaky Snom", // Name defined by the composer
   "snowy_forest": "PMD EoS Sky Peak Snowfield",
diff --git a/src/locales/ko/bgm-name.ts b/src/locales/ko/bgm-name.ts
index b0edb15afda..69697b07774 100644
--- a/src/locales/ko/bgm-name.ts
+++ b/src/locales/ko/bgm-name.ts
@@ -110,7 +110,7 @@ export const bgmName: SimpleTranslationEntries = {
   "plains": "불가사의 던전 하늘의 탐험대 하늘 꼭대기 초원",
   "power_plant": "불가사의 던전 하늘의 탐험대 일렉트릭 평원",
   "ruins": "불가사의 던전 하늘의 탐험대 봉인의 암반",
-  "sea": "불가사의 던전 하늘의 탐험대 바닷가 동굴",
+  "sea": "Andr06 - Marine Mystique", // Name defined by the composer
   "seabed": "Firel - Seabed", // The composer thinks about a more creative name
   "slum": "Andr06 - Sneaky Snom", // Name defined by the composer
   "snowy_forest": "불가사의 던전 하늘의 탐험대 하늘 꼭대기 설원",
diff --git a/src/locales/pt_BR/bgm-name.ts b/src/locales/pt_BR/bgm-name.ts
index d25cf9a12b5..ae2756e74be 100644
--- a/src/locales/pt_BR/bgm-name.ts
+++ b/src/locales/pt_BR/bgm-name.ts
@@ -110,7 +110,7 @@ export const bgmName: SimpleTranslationEntries = {
   "plains": "PMD EoS Sky Peak Prairie",
   "power_plant": "PMD EoS Far Amp Plains",
   "ruins": "PMD EoS Deep Sealed Ruin",
-  "sea": "PMD EoS Brine Cave",
+  "sea": "Andr06 - Marine Mystique", // Name defined by the composer
   "seabed": "Firel - Seabed", // The composer thinks about a more creative name
   "slum": "Andr06 - Sneaky Snom", // Name defined by the composer
   "snowy_forest": "PMD EoS Sky Peak Snowfield",
diff --git a/src/locales/zh_CN/bgm-name.ts b/src/locales/zh_CN/bgm-name.ts
index 44321e8cc0e..71db565eb05 100644
--- a/src/locales/zh_CN/bgm-name.ts
+++ b/src/locales/zh_CN/bgm-name.ts
@@ -110,7 +110,7 @@ export const bgmName: SimpleTranslationEntries = {
   "plains": "空之探险队「天空顶端（草原）」",
   "power_plant": "空之探险队「电气平原 深处」",
   "ruins": "空之探险队「封印岩地 深处」",
-  "sea": "空之探险队「石滩洞窟」",
+  "sea": "Andr06 - Marine Mystique", // Name defined by the composer
   "seabed": "Firel - 海底", // The composer thinks about a more creative name
   "slum": "Andr06 - Sneaky Snom", // Name defined by the composer
   "snowy_forest": "空之探险队「天空顶端（雪山）」",
diff --git a/src/locales/zh_TW/bgm-name.ts b/src/locales/zh_TW/bgm-name.ts
index 761fe1ce5ff..01fb86b281d 100644
--- a/src/locales/zh_TW/bgm-name.ts
+++ b/src/locales/zh_TW/bgm-name.ts
@@ -110,7 +110,7 @@ export const bgmName: SimpleTranslationEntries = {
   "plains": "PMD EoS Sky Peak Prairie",
   "power_plant": "PMD EoS Far Amp Plains",
   "ruins": "PMD EoS Deep Sealed Ruin",
-  "sea": "PMD EoS Brine Cave",
+  "sea": "Andr06 - Marine Mystique", // Name defined by the composer
   "seabed": "Firel - Seabed", // The composer thinks about a more creative name
   "slum": "Andr06 - Sneaky Snom", // Name defined by the composer
   "snowy_forest": "PMD EoS Sky Peak Snowfield",