diff --git a/server/src/config/industryConfig.ts b/server/src/config/industryConfig.ts
index 42dee27..0188d5d 100644
--- a/server/src/config/industryConfig.ts
+++ b/server/src/config/industryConfig.ts
@@ -18,6 +18,12 @@ export const industryConfig = {
   stoneClusterCount: { min: 3, max: 5 },
   stoneClusterSize: { min: 2, max: 4 },
 
+  // Berry bush generation
+  berryBushClusters: { min: 3, max: 5 },
+  berryBushClusterSize: { min: 2, max: 4 },
+  berryBushMaxCount: 5,
+  berryRegrowthTicks: 200,
+
   // Invention
   inventionCheckInterval: 100,     // ticks between eureka checks
   inventionBaseChance: 0.005,      // 0.5% base per check
diff --git a/server/src/config/runtimeConstants.ts b/server/src/config/runtimeConstants.ts
index 6a972bd..e3ccae8 100644
--- a/server/src/config/runtimeConstants.ts
+++ b/server/src/config/runtimeConstants.ts
@@ -1,7 +1,7 @@
 import type { TunableConstants, TunableKey } from '@dflike/shared';
 import {
   TICK_RATE, BROADCAST_EVERY_N_TICKS,
-  HUNGER_DECAY_PER_TICK, ENERGY_DECAY_PER_TICK, HUNGER_THRESHOLD, ENERGY_THRESHOLD, NEED_RECOVERY_RATE,
+  HUNGER_DECAY_PER_TICK, ENERGY_DECAY_PER_TICK, HUNGER_THRESHOLD, ENERGY_THRESHOLD, NEED_RECOVERY_RATE, THIRST_DECAY_PER_TICK, THIRST_THRESHOLD,
   SLEEP_ENERGY_RECOVERY_PER_TICK, SLEEP_HUNGER_DECAY_MULTIPLIER, SLEEP_WAKE_THRESHOLD, SLEEP_VOLUNTARY_ENERGY_THRESHOLD,
   PRODUCTIVITY_DECAY_PER_TICK, PRODUCTIVITY_THRESHOLD, PRODUCTIVITY_RECOVERY_RATE,
   DAY_NIGHT_RATIO, DAY_HOURS, SUNSET_DURATION_HOURS, SUNRISE_DURATION_HOURS, NIGHT_DARKNESS,
@@ -12,7 +12,7 @@ import {
 
 const DEFAULTS: TunableConstants = {
   TICK_RATE, BROADCAST_EVERY_N_TICKS,
-  HUNGER_DECAY_PER_TICK, ENERGY_DECAY_PER_TICK, HUNGER_THRESHOLD, ENERGY_THRESHOLD, NEED_RECOVERY_RATE,
+  HUNGER_DECAY_PER_TICK, ENERGY_DECAY_PER_TICK, HUNGER_THRESHOLD, ENERGY_THRESHOLD, NEED_RECOVERY_RATE, THIRST_DECAY_PER_TICK, THIRST_THRESHOLD,
   SLEEP_ENERGY_RECOVERY_PER_TICK, SLEEP_HUNGER_DECAY_MULTIPLIER, SLEEP_WAKE_THRESHOLD, SLEEP_VOLUNTARY_ENERGY_THRESHOLD,
   PRODUCTIVITY_DECAY_PER_TICK, PRODUCTIVITY_THRESHOLD, PRODUCTIVITY_RECOVERY_RATE,
   DAY_NIGHT_RATIO, DAY_HOURS, SUNSET_DURATION_HOURS, SUNRISE_DURATION_HOURS, NIGHT_DARKNESS,
diff --git a/server/src/industry/itemRegistry.ts b/server/src/industry/itemRegistry.ts
index 3ae8d7c..c98a7a4 100644
--- a/server/src/industry/itemRegistry.ts
+++ b/server/src/industry/itemRegistry.ts
@@ -55,6 +55,13 @@ export class ItemRegistry {
       category: 'resource',
       source: 'seed',
     });
+    registry.register({
+      id: 'berries',
+      name: 'Berries',
+      description: 'Wild berries foraged from bushes',
+      category: 'resource',
+      source: 'seed',
+    });
     registry.register({
       id: 'wooden_axe',
       name: 'Wooden Axe',