W3: the Cove (bay, pond, pier for sea fishing), mackerel and cod (cod only in deep water), non-start worldlets offered for testing when run from source

scripts/fishing/bobber.gd

@@ -15,6 +15,7 @@ const BITE_WINDOW := 1.5
 const LINE_LENGTH := 26.0
 
 var water_type := ""              ## "lake", "sea"... (world.water_at)
+var water_depth := 0.0            ## how deep it is where the float came down
 var table: Dictionary = {}        ## that water's fishing table (ItemDB.water_fishing)
 
 var world: Node3D
@@ -91,8 +92,9 @@ func _next_wait() -> float:
 	return rng.randf_range(w[0], w[1]) * k
 
 ## A weighted pick from this water's fish (dawn/dusk weights when they apply).
+## (A fish with its own "min_depth" only bites in water that deep: cod.)
 func _pick_fish() -> String:
-	var fish: Array = table.get("fish", [])
+	var fish: Array = table.get("fish", []).filter(func(f): return water_depth >= float(f.get("min_depth", 0.0)))
 	var key := "dawn_dusk" if _dawn_dusk() else "weight"
 	var total := 0.0
 	for f in fish:
@@ -120,6 +122,7 @@ func step(dt: float) -> void:
 			if not water.is_empty() and p.y <= float(water.surface):
 				p.y = water.surface
 				water_type = water.type
+				water_depth = float(water.depth)
 				table = ItemDB.water_fishing(water_type)
 				if table.is_empty() or table.fish.is_empty():
 					state = "landed"